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Solve for x: 3x−2=8x+8

User Jpsmith
by
5.2k points

2 Answers

2 votes

Answer:

-2

Explanation:

Subtract 8x from both sides.

3x−2−8x=8x+8−8x

−5x−2=8

Step 2: Add 2 to both sides.

−5x−2+2=8+2

−5x=10

Step 3: Divide both sides by -5.

−5x

−5

=

10

−5

x=−2

User Gustavo Reyes
by
5.0k points
4 votes

Answer:

-2 =x

Explanation:

3x−2=8x+8

Subtract 3x from each side

3x-3x−2=8x-3x+8

-2 = 5x+8

Subtract 8 from each side

-2-8 = 5x+8-8

-10 = 5x

Divide each side by 5

-10/5 = 5x/5

-2 =x

User Charlb
by
4.8k points