someone pls help asap this is due tmrw !!

x - 3y = -12
2x + 3y = 3

Answers

Answer 1

Answer:

Step-by-step explanation:

to solve this system of equations we will add them

x-3y=-12

2x+3y=3 now +3y-3y=0

3x=-12+3

3x=-9

x=-3

plug in the first equation

-3-3y=-12

-3y=-12+3

-3y=-9

y=3


Related Questions

Mrs. Clearwater paid $38.64 to fill up 12 gallons of gasoline in her car. What is the price for 1 gallon of gasoline?

Answers

Answer: $3.22

Step-by-step explanation:

We will start by doing 38.64 divided by 12

Then we will get the answer 3.22.

$3.22 is the answer.

Well, to solve this answer, we will divide $38.64 by 12 gallons.
= $3.22/gallon.
Also, I just want to say happy new year to you and have a fantastic rest of your day!
Also, can you please mark my answer as the brainliest answer?
Thanks.

Select the correct answer.
Graph the following system of inequalities.
y>1/3x-2
y <-4x-2

Answers

Graph-X represents the given set of inequalities.

What is inequality?

"An inequality is a relation which makes a non-equal comparison between two numbers or other mathematical expressions."

Given two inequalities are:

1. y > (1/3)x - 2

If we compare it with the slope-intercept form of a line, then:

Slope = 1/3, y-intercept = - 2

Therefore, the line cuts the y-axis at x = - 2.

Here, the greater than sign indicates that the graph would be shaded down.

2. y < - 4x - 2

If we compare it with the slope-intercept form of a line, then:

Slope = - 4, y-intercept = - 2

Therefore, the line cuts the y-axis at x = - 2.

Here, the less than sign indicates that the graph would be shaded up.

Therefore, Graph-X represents the given set of inequalities.

Learn more about the inequality here: https://brainly.com/question/11116384

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Which expression is undefined?

Answers

Answer:

B is undefined, the rest are equal to zero

Step-by-step explanation:

Mr. O’Hara found that on a recent trip his car used 12 gallons of gas to drive 396 miles. Assume that m represents the number of miles driven and g represents the number of gallons of gas used. What value makes the equation m=_*g represent the relationship between gallons of gas and miles driven?

Answers

Answer:

I think the answer would be 33. I am not exactly sure though.

Use the right triangle shown to answer the question.
26
32°
*not drawn to scale
What is the approximate value of x?

Answers

Answer:45

Step-by-step explanation:

Answer:13.8

Also Stop cheating

Alise separated her pictures into 3 piles. Each pile contained 9 pictures. How many pictures did she have in all? Write and solve an equation to represent the problem. State the answer to the problem.

Answers

p= photos per pile
t= total pictures

3p=t
3(9) = 27
t=27 pictures

Answer:

3x9=27

Step-by-step explanation:

There are 27 pictures in all

the sum of three numbers is 133. the third number is 4 times the second. the second number is 5 more than the first. 25 points+ brainliest

Answers

Answer:

I believe the answer is 6 times more.

Step-by-step explanation:

And I know ur gonna scam I'm just willing to help

write an equation in point slope form of the line that passes through the point (3, -1) and has a slope of -2

Answers

Answer:

m= -2

X1=3 Y1= -1

Y-Y1=m(X-X1)

Y-(-1)= -2(X-3)

Y+1= -2X+6

Y=-2X+6-1

Y=2X=5

The value of a car decreases by 20% per year Mr sing purchases a $22,000 automobile what is the value of that car at the end of the second year?

Answers

8,900. 20% of 22,000 is 2,400 so multiple that by two and you get 8,900 then y’all subtract 8,900 by the 22,000 and get 13,100

The sum of 3 times a number and
twice the same number
is less than 45.
a) 3n + 2n < 45
b) 3n + 2 > 45
c) 3(n + 2) < 45
d) 2(n + 3) < 45

Answers

Answer:

poop

Step-by-step explanation:

poop

The answer is C because the numbers are being multiplied by 3

3a + 2b = 9 and 8x + 6y = 60

Answers

the question is wrong as it should be either both A's and B's or X and y

Solve for n.

6 = 2n − 2

n =

Answers

4 !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
The answer will be n=4

38. Which ordered pair is a solution to the
equation y = 2 - x?
a) (5,3)
b) (8,10)
c) (-1,1)
d) (-5,7)

Answers

Answer:

d

Step-by-step explanation:

y=2-x

because

7=2-(-5)

7=7


7 - 3x = -x + 1
Can anyone help

Answers

Answer:

Answer:

x=3

Step-by-step explanation:

7−3x=−x+1

Step 1: Simplify both sides of the equation.

7−3x=−x+1

7+−3x=−x+1

−3x+7=−x+1

Step 2: Add x to both sides.

−3x+7+x=−x+1+x

−2x+7=1

Step 3: Subtract 7 from both sides.

−2x+7−7=1−7

−2x=−6

Step 4: Divide both sides by -2.

−2x

−2

=

−6

−2

x=3

What two patterns is in the table show

Answers

Answer:

X= 25, the second one is 22, the third one is 19

y=20, the second one is 17, the thirst one is 12

The terms in patten y is 5 less than the terms in pattern x

Step-by-step explanation:

Simplify the expression.

Answers

Answer:

-2.5

Step-by-step explanation:

-0.25x-6-5.5x-8.4=0

-5.75x-14.4=0

-5.75x=14.4

x= -2.5

Which type of triangle is this?

Answers

The answer is A. Acute triangle
Definitely acute is the answer

6th grade math help me plzzzz

Answers

Answer:

E. would be your answer

Step-by-step explanation:

ok so find an angle on figure A. and count how many units it takes to get to the same angle on figure B.

-5(t + 3)= -30
Solve for the variable!! Please

Answers

Answer:

[tex]\huge\boxed{t=3}[/tex]

Step-by-step explanation:

[tex]-5(t+3)=-30[/tex]

METHOD 1:

[tex]-5(t+3)=-30[/tex]    divide both sides by (-5)

[tex]\dfrac{-5\!\!\!\!\diagup(t+3)}{-5\!\!\!\!\diagup}=\dfrac{-30}{-5}[/tex]

[tex]t+3=6[/tex]       subtract 3 from both sides

[tex]t+3-3=6-3\\t=3[/tex]

METHOD 2:

[tex]-5(t+3)=-30[/tex]       use the distributive property a(b + c) = ab + ac

[tex](-5)(t)+(-5)(3)=-30[/tex]

[tex]-5t-15=-30[/tex]     add 15 to both sides

[tex]-5t-15+15=-30+15[/tex]

[tex]-5t=-15[/tex]         divide both sides by (-5)

[tex]\dfrac{-5t}{-5}=\dfrac{-15}{-5}\\\\t=3[/tex]

What is the largest 2-digit composite number divisible by 46? ​

Answers

Answer:

92

Step-by-step explanation:

its 92 because its is a 2-digit number and is considered composite because its divisible by 2, 4, 23 and 46

The largest 2-digit composite number divisible by 46 is 92 and this can be determined by using the definition of composite numbers and by arithmetic operations.

Given :

Number - 46

The following steps can be used to determine the largest 2-digit composite number divisible by 46:

Step 1 - Remember that composite numbers are those numbers that are divisible by more than two numbers.

Step 2 - The two-digit composite numbers which are divisible by 46 are 46 and 92.

Step 3 - The largest number between 46 and 92 is 92.

So, the largest 2-digit composite number divisible by 46 is 92.

For more information, refer to the link given below:

https://brainly.com/question/1669816

A sequence is defined by the term-to-term rule
Un+1 = u. + 3
Given that u, = 1,
a) find u,
b) find uz
c) find us

Answers

Answer:

see solution below

Step-by-step explanation:

Correct question

A sequence is defined by the term-to-term rule

Un+1 = u. + 3

Given that u1 = 1,

a) find u2

b) find u3

c) find u5

a) Given the recursive formula;

Un+1 = un + 3

When n = 1;

U1+1 = U1 + 3

U2 = U1 + 3

U2 = 1 + 3

U2 = 4

b) U3 = U2 + 3

U3 = 4 + 3

U3 =7

c) U4 = U3 + 3

U4 = 7+3

U4 = 10

U5 = U4 + 3

U5 = 10 + 3

U5 = 13

Note that the question was assumed. The same calculation can be employed for nay other term

Okay so I have no clue what to do on these problems lol. Can someone help explain it please? Thank you

Answers

Answer:

you use the Pythagorean theorem (a^2 +b^2 = c^2)

a^2 +17^2 = 19^2

a^2 + 289 = 361

a^2 = 72

a = (square root)72

5^2 + 13^2 = c^2

25 + 169 = c^2

194 = c^2

c= (square root)194

a^2 + 10^2 = 20^2

a^2 + 100 = 400

a^2 = 300

a = (square root) 300

5^2 + 14^2 = c^2

25 + 196 = c^2

221 = c^2

c= (square root) 221

Step-by-step explanation:

it says to leave it as it's simplest radical form, i can't put a square root on the screen, but put the number inside the radical and leave it like that.

I hope this helps :)

The image of polygon MNOP after a similarity transformation is polygon WXYZ Each side of MNOP is 2 times as long as the corresponding side of WXYZ. What is the scale factor of theletation in the similarly transformation
A. 4
B. 0.5
C. 2
D. 0.25​

Answers

Answer:

4

Step-by-step explanation:

i need to know the scale factor of the first image in order to figure out the scale factor for the second one

Answer:

0.5

Step-by-step explanation:

PLATO

Identify as a ratio, rate or unit rate: 5 apps for $9.99

Answers

each are 2$ so 2/10 each or 1/5 i belive?


9. The diagram shows a triangle inscribed in a circle with centre O.
The lengths of the shorter sides of the triangle are 6 cm and 8 cm.
Work out the area of the circle.
Use π = 3.14.​

Answers

Answer:

25π

Step-by-step explanation:

let c = length of third side of triangle

since you are working with a right triangle you can find the third side by using the pythagorean theorem:  8^2 + 6^2 = c^2

64 + 36 = c^2

100 = c^2

c = 10

10 is also the diameter of the circle and radius is 5

A = π · r²

A = 5^2÷ (3 ^4 · x^24 · y^12)

A = 25π

HELP Darius owns a business that manufactures and sells record players, now that vinyl records have resurged in popularity. The graph shows Darius's expected revenue and cost in relation to the price he sets for each record player.​

Answers

Answer: 32 and 85

Step-by-step explanation:

Darius set the price between $32 and $85.

What is Graph?

The graph is simply a structured representation of the data. It aids in our comprehension of the data. The numerical information gathered through observation is referred to as data.

Given:

We have the graph shows Darius's expected revenue and cost in relation to the price he sets for each record player.​

For the expected revenue = 32 the cost is $5539.

and, For the expected revenue = 85 the cost is $4062.

and there is a peak at expected revenue 52.

Then, for profit Darius set the price between $32 and $85.

Learn more  about Graph here:

https://brainly.com/question/17267403

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Help me out with this please??? someone??? A model airplane is built with a wing span of 23 inches. The actual wingspan is 92 feet. What is the scale of the model???

Answers

Answer:

The scale is five. you do 90 divided by 18.

One of the angles of a triangle is 8 deg more than 5 times another angle. If the third angle is 4 deg larger than the difference of the first two angles, find the angles.

Answers

Answer:

[tex]16^\circ, 88^\circ, 76^\circ[/tex]

Step-by-step explanation:

Given a triangle.

One of the angles is [tex]8^\circ[/tex] more than 5 times of one angle.

Third angle is [tex]4^\circ[/tex] more than the difference of two angles.

To find:

The angles.

Solution:

Let the first angle = [tex]x^\circ[/tex]

As per question statement, second angle = 5[tex]x^\circ[/tex] + [tex]8^\circ[/tex]

And third angle = 5[tex]x^\circ[/tex] + [tex]8^\circ[/tex] - [tex]x^\circ[/tex] + [tex]4^\circ[/tex] = [tex](4x+12)^\circ[/tex]

Using triangle sum property that the sum of all the internal angles of a triangle is always equal to [tex]180^\circ[/tex].

[tex]x+5x+8+4x+12 = 180\\\Rightarrow 10x+20=180\\\Rightarrow 10x = 160\\\Rightarrow x = 16[/tex]

Therefore, the first angle = [tex]x^\circ = 16^\circ[/tex]

The second angle = [tex]5x+8 = 5 \times 16 + 8 = 80+8 = 88^\circ[/tex]

The third angle = [tex]4x+12 = 4\times 16 + 12 = 76^\circ[/tex]

Therefore, the angles are [tex]16^\circ, 88^\circ, 76^\circ[/tex].

Please help down below

Answers

Answer:

1 7/10 is the answer

Step-by-step explanation:

let me know if not

Answer:

1 and 7/10

Step-by-step explanation:

Start off with making the fractions have common denomators by making 1/2 into 5/10 and 4/5 into 8/10

3-1=2, but the fractions go into negative, eating into the 2 whole number.

5/10-8/10=-3/10, or 1 and 7/10 total.

I hope this helps and you have a great day :)

*
1. Place the following numbers in order from least to greatest.

-0.75 – 4/5, -16, -8%

Answers

Answer: The numbers in order from least to greatest is as follows:

-4/5

-0.75

-16

-8%

Hint: To better help you understand... -4/5 would be the least and -8% would be the greatest.

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