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2 votes
-2x+1=-x+8
WHAT IS X

User Mental
by
8.0k points

2 Answers

1 vote

Answer:

x = -7

Explanation:

1 Regroup terms.

-2x+1=8-x−2x+1=8−x

2 Add 2x2x to both sides.

1=8-x+2x1=8−x+2x

3 Simplify 8-x+2x8−x+2x to 8+x8+x.

1=8+x1=8+x

4 Subtract 88 from both sides.

1-8=x1−8=x

5 Simplify 1-81−8 to -7−7.

-7=x−7=x

6 Switch sides.

-7 = x

x=−7

Hope this helps!

-Jerc

User PCoelho
by
7.6k points
6 votes

Answer:

x=-7

Explanation:

add 2x to -x to get 1=x+8, then subtract 8 to get x=-7

User Yasitha Bandara
by
9.0k points

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