Lisa solved the equation x + 6 = 8 + 7x and claimed that the solution is X=-6. Is she
correct? Explain.

Answers

Answer 1

Answer:

she is wrong x would be -1/3

Step-by-step explanation:

-6x - 2 = 0

x = -2/6 which is equal to -1/3


Related Questions

Solve for x: 24x + 12 = 16

Answers

Answer:

x=1/6 or x=0.1666666667

Step-by-step explanation:

the quotient of r with a devisor of 3

Answers

Answer:

r/3

Step-by-step explanation:

cuz of simple maths

Which direction will the box move in the diagram below?


A.It will move to the left.
B.It will move to the right.
C.It will not move.
D.It will move up.

Answers

Answer:

B.it will move to the right.

Answer: B) It will move to the right

Explanation:

We have 5 newtons of force pushing to the right, and 3 newtons of force pushing to the left. We can place the positive direction on the right hand side and the negative direction on the left.

This means we can think of "3 newtons of force to the left" as the integer -3

That way we can then add 5 to -3 getting 5+(-3) = 2. The result is positive, meaning the net force is pushing to the right. Specifically, 2 newtons of force are pushing to the right.

It's like saying there are 5 people pushing to the right and 3 pushing to the left. From each side, 3 people will pair up and they'll cancel each other out. The 2 extra people pushing right will ultimately win out.

Solve l-20l - l7l PLEASE HELPP IM ON A TEST

Answers

Answer:

13

Step-by-step explanation:

|-20| = 20 (anything with | | is absolute value, which is always positive), |7| = 7, 20 - 7 = 13.

quick tip: when you see something like -|#|, that would be negative, but if you saw |-#|, it would be positive.

hope it helps lol

Circle geometry please help,

Answers

Answer:

7. Inscribed angle

Step-by-step explanation:

7. Inscribed angle

8.

y° = 70°

z° = 140°

8. y° and 70° are the measures of the angles subtended in the same arc. So, they would be equal.

Therefore, y° = 70°

Measure of central angle is two times the measure of the inscribed angle.

Therefore,

z° = 2* 70° = 140°

Please answer this HELLLPPPP!!!!!

Answers

Answer:

x = 10

Step-by-step explanation:

Diagonals of a rhombus bisect each other at a 90° angle, but most importantly (for this problem), they bisect the opposite angles of the rhombus equally.

This means that the two angles, given by the expressions (6x + 12) and (8x - 8), are equal to each other.

Set them equal to each other in an equation and solve for x.

6x + 12 = 8x - 8

Subtract 6x from both sides.

12 = 2x - 8

Add 8 to both sides.

20 = 2x

Divide both sides by 2.

x = 10

The value of 10 for x will make the given parallelogram a rhombus.

Please help ASAP it’s due tomorrow

Answers

Answer:

x<13

Step-by-step explanation:

What is 6 times 7 to the power of 5

Answers

Answer:

Step-by-step explanation:

100842

Answer:

The answer is 100,842.

Step-by-step explanation:

6 x 7^5 = 100,842.

Miley can walk 5 1/2 miles and 1 2/3 hours how far can she walk in four hours?

Answers

Answer:

Miley can walk a distance of [tex]13\frac{1}{5}[/tex] miles in four hours.

Step-by-step explanation:

Given that:

Distance walked by Miley in [tex]1\frac{2}{3}[/tex] hours = [tex]5\frac{1}{2}[/tex] miles

We will find unit rate in term of hours.

[tex]\frac{5}{3}\ hours = \frac{11}{2}\ miles[/tex]

Multiplying both sides by 3/5

[tex]\frac{3}{5}*\frac{5}{3}\ hour = \frac{11}{2}*\frac{3}{5}\\\\Unit\ rate = \frac{33}{10}\miles\ per\ hour[/tex]

Distance walked in four hours = [tex]4*\frac{33}{10}\ miles[/tex]

Distance walked in 4 hours = [tex]\frac{66}{5}=13\frac{1}{5}\ miles[/tex]

Hence,

Miley can walk a distance of [tex]13\frac{1}{5}[/tex] miles in four hours.

Solve each inequality using addition and subtraction. Then graph each solution
set on a number line.
-7x + 5 + 8x >3,

Answers

Answer:

wish i could herlp sorry have a great day

Step-by-step explanation:

Answer:

x > -2

Step-by-step explanation:

Which pair of numbers is relatively prime?
A 7 and 21
B 4 and 15
C 6 and 9
D 9 and 27

Answers

It is B i’m pretty sure! I hope this is correct

HELPPP OMG help help help help i need this soon pls (you’d be a lifesaver if you did this)

The replica of the Eiffel tower at King’s Island amusement park is 1/3 the height of the original Eiffel tower in Paris, France. The height of the replica measures 350 feet. What is the height of the original Eiffel tower in Paris, France?

Answers

Answer:

The replica of the Eiffel tower at King’s Island amusement park is 1/3 the height of the original Eiffel tower in Paris, France. The height of the replica measures 350 feet. What is the height of the original Eiffel tower in Paris, France?

Step-by-step explanation:

Math homework need help

Answers

Answer:

the sum of interior triangle is 180

so,

92+33+X=180

125x=180

X=180-125

=55

if a number, n, divided by 8 equals 2.5, what is n?

Answers

Answer:

n is 20

Step-by-step explanation:

If n/8=2.5, then you can just do 8*2.5 to find n. 2.5*8=20

Answer:

n=20 because if you multiple 2.5 and 8 you will get 20 so if you divide 20 and 8 then you get 2.5

Hey please help me answer this and explain your answer :)

Will give brainlst.

Answers

Answer:

B for banana

Step-by-step explanation:

Which of the following is not the equation of the graphed line

Answers

idek Step-by-step explanation:

Please help me
liza uses a total of 20 cups of batter to make x cupcake and a cake .he uses 2/3 cup of batter for each cupcake 4 cups of batter for the cake.
How many cupcakes x , can liza make she uses the batter.

Answers

Answer:

I think it is 24 cupcakes

Pls help I’ll brainlest

Answers

Answer:

-2.1y + 12.9

Step-by-step explanation:

Answer:

12.9-2.1y

Step-by-step explanation:

Use the distributive property to multiply −0.5 by 12y−9.

8.4+3.9y−6y+4.5

Combine 3.9y and −6y to get −2.1y.

8.4−2.1y+4.5

Add 8.4 and 4.5 to get 12.9.

12.9−2.1y

Help U Will get Brainliest

Answers

Answer:

18. 4/12

Step-by-step explanation

1/6 x 6/3 = 6/18= 1/3

1/3 x 4/4 = 4/12

Answer:

First Answer: 5.5

Second Answer: 12

Step-by-step explanation: Hope this helps

Consider f(x)=7x^2+8/x−6. Complete the following statements.

As x→∞, f(x)→

As x→−∞, f(x)→

As x→6+, f(x)→

As x→6−, f(x)→

Answers

Answer:

A

Step-by-step explanation:

Iwis

64 oz equals how many lbs

Answers

Answer:

4 pounds

Step-by-step explanation:

Answer: 4 pounds

Step-by-step explanation:

Hope this helps :)

Someone please help me find the exterior angle

Answers

Answer:

(4× +6)° =+24° =102°+24° = 126°= x=126°

If the radius of a circle is 5 inches, what is the diameter of that circle? Show
your work and label your answer.

Answers

Answer:

If the radius of a circle is 5 inches, the diameter is 10.

Step-by-step explanation:

This is because to find the diameter of a circle sing the radius is to multiply it by two. 5x2=10

So the diameter is 10. If you want to find the radius just reciprocate the process, divide the diameter by 2 and yo will get the radius.

I really hope this helped you out. Make sure to give my answer brainliest. Have a radiant day or night ! :D

Find the rate of change on the graph​

Answers

Answer:

44 4/9

Step-by-step explanation:

Initial value is $400

Value after 9 years is zero

Change in value over 9 years is $400

Rate of change is:

400/9 = 44 4/9

Answer:

Resale value of a refrigerator

The rate of change on the graph :---

(Final amount - initial amount)/(Final year - initial year)

[tex] \frac{(0 -400)}{(9 - 0)} = \frac{-400}{9} =\boxed{-44.44}✓\\ [/tex]

slope is negative as the amount is decreasing every year

$44.44 per year is the right answer.

i need help pls help me

Answers

Answer:

yes

Step-by-step explanation:

Answer:

18

Step-by-step explanation:

you have to multiply 2/3 by 27 km

What is the value of the expression 30 X 5 + 6 X 4


will give brainliest

Answers

Answer:

174

Step-by-step explanation:

Answer:

30 × 5 + 6 × 4= 150 + 24= 174

Step-by-step explanation:

I hope it helps ❤❤

slopes of (6,1) and (8,-4)​

Answers

Answer:

-5/2

Step-by-step explanation:

Follow eqaution y2-y1/X2-x1

The random variable X has mean 12 and standard deviation 3. The random variable W is defined as W = 7+2X. What are the mean and standard deviation of W?
A. The mean is 24, and the standard deviation is 6.
B. The mean is 24, and the standard deviation is 13.
C. The mean is 31, and the standard deviation is 3.
D. The mean is 31, and the standard deviation is 6.
E. The mean is 31, and the standard deviation is 13.

Answers

Answer:

Mean=X=12

SD=3

W=7+2X

Mean(W)=7+2Mean(X)

Mean(W)=7+2(12)

=7+24=31

SD(W)=2SD(X)

SD(W)=2(3)=6

Ans: D

Can someone help me
With this ? Thanks so much

Answers

Answer:

The 2nd one should be right

Step-by-step explanation:

prove me wrong

HELPP this hard IMAO

Answers

Answer:  The answer is 50.24 SQAURE INCHES.

Step-by-step explanation: So this circle is even. 8 up and down. * to the right and left. Now the area needs to be found. If the diameter is 8 inches, your answer should be 50.24 SQUARE INCHES.

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