Find all real values of x that satisfy the equation x^2 - 7x = 98.

Answers

Answer 1

Answer: x=14,-7

Step-by-step explanation:


Related Questions

The perimeter of the polygon is 12 in. What is the length of side x?

Answers

Answer:

2in

Step-by-step explanation:

Since we are not given the type of polygon, let the polygon be an hexagon. An hexagon is a 6 sides shape. The perimeter of the shape will be the sum of all the sides of the polygon

Perimeter of the polygon = 6L

Length is the length of the side

Given

Perimeter of the polygon = 12in

Substitute and get L

P = 6L

12 = 6L

L = 12/6

L = 2in

Hence the length of side x of the polygon is 2in

At the recommendation of his veterinarian, Xavier decides to place his cat on a diet. His cat's original weight was 19.4 pounds. After Xavier put his cat on a diet, the cat lost weight at a constant rate. The table below shows the cat's weight, w, and the months, m, since he began his diet. Months Weight (lb.) 1 18.26 2 17.12 3 15.98 4 14.48 Which equation models the cat's weight after m months?

Answers

Answer:

w=1.14m-19.4

Step-by-step explanation:

m = months, the cat loses 1.14lbs per month. plus the cat started with 19.4 pounds. each month 1.14 is being subtracted from 19.4

A wall 15 m long, 30 cm wide and 4 m high is made of bricks, each measuring
22 cm x 12.5 cm x 7.5 cm . If 1/12 of the total volume of the wall consists of mortar, how many
12
bricks are there in the wall​

Answers

l = 15m = 1500cm
b= 30cm
h= 4m= 400cm



So, total volume of the wall= l×b×h
= 1500×30×400= 1,80,00,000 cm^3


Now, volume of one brick= 22×12.5×7.5= 2062.5 cm^3


Volume of wall containing only bricks= total volume of the wall - volume of wall containing mortar
= 1,80,00,000 - (1,80,00,000 × 1/12)
= 1,65,00,000 cm^3


So, no. of bricks = volume of wall containing bricks ÷ volume of one brick
= 1,65,00,000 ÷ 2062.5
= 8000 bricks.

need help asap!!!!!!!

Answers

Answer:

cant see it do a better job at taking pitchers i will help you but i cant so c its a bad pitcher and yeah bye hope you have a good day

Step-by-step explanation:

SOMEONE HELP!! PLEASE

Answers

The train travels 50 miles per hour. On the graph, it shows the distance going up by one hundred every two hours. One hundred divided by two is fifty.

A student is writing a research paper and must include sources from both magazines and books.
The student is required to have at least 15 sources.
• At least 6 sources must be magazines, m.
• No more than 7 sources can be books, b.
Which set of inequalities best represents the constraints on the number of sources for the research paper ?
m2 6
b20
m+bs 15
m>O
m+b 13
m+bs 15
m2 6
0 m + b 2 15
0< ms 6
db27
m+bs 15
No

Answers

B 100% is right answer

True or False: The following relation is a function.
{(2,4), (3, 1), (- 3,2), (0,0), (1, 0), (0,4)}
O A. True
B. False

Answers

Answer:

false

Step-by-step explanation:

1: A man owns 50 shares of stock worth $30 each. The corporation declared a dividend of 6% payable in stock. How many shares did he then own?

Answers

Answer:

53 shares

Step-by-step explanation:

Calculation for how many SHARES did he then own

Using this formula

Numbers of shares=[ (Dividend percentage payable in stock ×Shares of stock)+Shares of stock]

Let plug in the formula

Numbers of shares= [(.06 x 50 shares)+50 shares]

Numbers of shares= 3 + 50 shares

Numbers of shares = 53 shares

Therefore How many shares did he then own is 53 shares


I need help with this question I can’t figure it out

Answers

Answer:

they are parallel

Step-by-step explanation:

they are parallel since their slope are equal

9/6 can be simplified to 3/2

Answer:

You're right; it's choice B parallel

Step-by-step explanation:

When it comes to two equations, when their slopes are the same, they are parallel. If the slopes are negatively reciprocated then they are perpendicular.

Solve the equation for a.

K = 4a + 9ab

a = K(4 + 9b)
a = 4(K + 9b)
a = a equals StartFraction 4 plus 9 b Over K EndFraction equals h.
a = a equals StartFraction K Over 4 plus 9 b EndFraction equals h.

Answers

Answer:

[tex]a= \frac{k}{9b+4}[/tex]

Step-by-step explanation:

In this question, you would solve for "a".

Solve:

K = 4a + 9ab

Since we have our "a" on the same side, we can factor it out from the variables:

K = a(9b + 4)

To get "a" by itself, we would have to divide both sides by 9b + 4:

K/9b+ 4 = a

Your answer would be K/9b+ 4 = a

It would look like this: [tex]a= \frac{k}{9b+4}[/tex]

Answer:

it's a = K / 4 + 9b

Step-by-step explanation:

i just took the test & got it right .

What is the solutions of the following system of equations.

y = -2x + 2

y = x - 1

Answers

Answer:

x = 1, y = 0

Step-by-step explanation:

Given the 2 equations

y = - 2x + 2 → (1)

y = x - 1 → (2)

Substitute y = x - 1 into (1)

x - 1 = - 2x + 2 ( add 2x to both sides )

3x - 1 = 2 ( add 1 to both sides )

3x = 3 ( divide both sides by 3 )

x = 1

Substitute x = 1 into either of the 2 equations for corresponding value of y

Substituting into (2)

y = 1 - 1 = 0

Solution is (1, 0 )

14.
Geographers keep track of how many people live in different areas of the world. They are
especially interested in how the populations of certain area change. The table below shows
the population of different regions in 1985 and in 2005.
Place
Earth
China
India
United States
Population
1985
2005
4.9 x 10
6.4 x 109
1.1 x 10° 1.3 x 10°
7.6 x108 1.1 x 10°
2.4 x108 3.0 x108
9. In 2005, how many times greater than China's population is the population of the world?
10. How many more people inhabited Earth in 2005 than in 1985?
15.

Answers

Answer:

`15

Step-by-step explanation:

Systems of equations - substitution method

-8x+7y=10
Y=3x+7

Answers

Answer:

x= -3 , y = -2

Step-by-step explanation:

Hope it helps you....Mark this answer as brainliest

Please explain easily or make sure you have the answer right

Answers

Answer:

D. 5:9

Because it's 5 sixth grade students and 9 seventh grade students so it asked you what is the ratio of sixth grade students to seventh grade students on the team.

4. At a discount furniture store, Chris offers the salesperson $600 for a couch and a chair. The store charges 8% sales tax. If the salesperson accepts the offer, what is the cost of the furniture, including tax? Round your answer to the nearest hundredth.
5. Shelly earned 20% more money waitressing this week than last week. Last week, she earned $72. How much money did she earn this week? Round your to the nearest hundredth.
6. A 24 ounce box of Cinnamon Crunchers cereal costs $3.99. At this rate, what is the cost of a 36 ounce box of Cinnamon Crunchers? Round your to the nearest hundredth.

NEED THIS DONE ASAP DUE TOMORROW
worth 10 points​

Answers

Answer:

4. $648

5. $86.40

Step-by-step explanation:

You take the percent (we'll take 4 for example, so 8%) and change it to a decimal: .08. You then multiply the decimal (.08) by your other number (in this case $600) and the resulting number is your answer, but not final. Take whatever the answer was (in this case 48) and add it to the orignal number (600) to get $648.

Which fraction is not equivalent to 9/12
PLEASE HURRY

Answers

Answer:

1/2

1/2 = 50%

9/12 = 75%

Step-by-step explanation:

check whether
[tex] \frac{4}{5} [/tex]
is terminating or non terminating repeating decimal.​

Answers

Answer:

Non terminating

Step-by-step explanation:

4/5=0.8 so non terminating

Hope this helps :D

Esmeralda received a bag of jellybeans that contained a mixture of regular flavored jellybeans and "surprise" jellybeans. The bag advertised that 15% of the jellybeans were "surprise" flavors. If she counted 40 jellybeans in the bag, how many should she expect to be the "surprise" jellybeans?

Answers

Answer:

6 jellybean

Step-by-step explanation:

Given that:

Esmeralda received a bag of jellybean the contains regular flavored jelly beans and surprise jelly bean.

Consider the regular flavored jellybean to be = r;  &

The surprise jelly bean.= s

From the bag, there are 40 jellybeans of which 15% is surprise jellybean.

Therefore the number of expected surprise jellybeans is:

= total number of jellybeans × percentage of surprise jellybean

= 40 × (15 /100)

= 6 jellybean

If  6 surprise jellybean is presented in the bag; then the number of regular flavored jellybean = 40 - 6 = 34 regular flavored jellybean

what's the fromula for finding the perimeter of a triangle?​

Answers

Answer:

Add up all the sides.

Step-by-step explanation:

Add up all the sides.

Add up all the sides of the triangle that is the perimeter.

Hope this helps plz hit the crown :D

please help thanks in advance

Answers

Your answer would be answer A: 8

Answer:

length of each is 51

Step-by-step explanation:

they are congruent triangles so they are equilateral

therefore, you can set 7x - 5 and 5x + 11 equal to each other and solve for 'x'

2x = 16

x = 8

Substitute 8 into each expression and both come out to be 51

HELP. car takes 10 hour and 30 minutes from A to B point. how many hours will it take for car if it's speed increases 1.2 times?
(distance doesn't change)

Answers

9514 1404 393

Answer:

  8 3/4 hours

Step-by-step explanation:

Time is inversely proportional to speed for the same distance. The time for 1.2 times the speed will be 1/1.2 times the given time:

  (10.5 h)/1.2 = 8.75 h

It will take 8.75 hours at the increased speed.

One week, Ethan earned $391.00 at his job when he worked for 23 hours. If he is paid the same hourly wage, how many hours would he have to work the next week to earn $102.00?

Answers

Answer:

6 hrs.

Step-by-step explanation:

So 391.00 can just be converted to 391 because they mean the same thing, so since we have $391 for 23 hrs, we can divde those, which gives us 17, this answer would show that Ethan earns $17 a hour, so if we divide how much he earns by the hour by how much money he could earn by next week ( 102/17), that would give us 6, Therefore, Ethan would need to work 6 hours for $102.00

Solve five ninths plus four sixths

sixty six fifty fourths

ten fifteenths

nine tenths

thirty ninths

Answers

Answer:

Your answer will be Sixty Six Fifty Fourths

Step-by-step explanation:

Make it the same denominator so you can add them (18.)

Multiply 5/9 by 2 and multiply 4/6 by 3.

10/18 + 12/18 = 22/18.

Since there is not 22/18 listed, you can use this fraction as a proportion. The only proportion that can be evident is answer A, as when you multiply 22/18 by 3, you get 66/54.

Hope this helps! ;)

Please help its timed​

Answers

Answer:

give us the equation u donut

Answer:

c

Step-by-step explanation:

the conclusion ccxtryufrhhicycddtriv

The sum of a number and 16 times it's reciprocal is 10. Find the numbers

Answers

Answer:

The answer is 2 and 8!

Hope this helped :D

Select the statement that describes this expression: 13 + fraction 1 over 2 x (6 ÷ 2 + 6) A: 13 more than half of 6 more than the quotient 6 and 2 B: 13 more than half of the quotient of 6 and 6 minus 2 C:Half of 13 multiplied by the quotient of 6 and 2 plus 3 D:13 plus half of 6 divided by 2, then subtract 6

Answers

Answer:

"13 plus half of 6 divided by 2, then add 6"

Step-by-step explanation:

We need to select the statement that describes this expression :

[tex]13+\dfrac{1}{2}\times (\dfrac{6}{2}+6)[/tex]

Here 13 is added to half of 6  divided by 2 and then add 6.

Hence, this is the correct answer "13 plus half of 6 divided by 2, then add 6).

Ann received a $70 gift card for a coffee store. She used it in buying some coffee that cost $8.21 per pound. After buying the coffee, she had $45.37 left on her card. How many pounds of coffee did she buy?

Answers

Answer:

She bought 3 pound of coffee.

Step-by-step explanation:

70 - 45.37 = 24.63

24.63 ÷ 3 = 8.21

Answer:

3 pounds

Step-by-step explanation:

A dog drank ¼ quart of water from a birdbath. The birdbath now has ⅝ quart of water. How much water was in the birdbath before the dog’s drink?

Answers

Answer:

7/8 of a quart

The answer is 7/8ths

It’s algebra one please help

Answers

Answer: I'm gonna say (3,-2)

Step-by-step explanation: my best guess, bc they intersect

Identify the matrix transformation of ΔMNO, which has coordinates M(1, 3),N(5, 2), and O(3, −3), for a translation 2 units left and 4 units up. PLEASE ANSWER QUICK!!!

Answers

Answer:

The second one

Step-by-step explanation:

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