82.6k views
1 vote
What is the answer to this problem
8x-2=-9+7×

User XReprisal
by
8.0k points

2 Answers

1 vote
you want like terms on the same side. so you want x on the same side
subtract 7x from 8 x = x
add 2-9 = -7
now you have x= -7
User Bobby Woolf
by
8.3k points
3 votes
8x−2=−9+7x

Simplify:

8x−2=−9+7x

8x+−2=−9+7x

8x−2=7x−9

Subtract 7x from both sides.

8x−2−7x=7x−9−7x

x−2=−9

Add 2 to both sides.

x−2+2=−9+2

x=−7

User Monia
by
7.7k points