51.3k views
1 vote
Solve for x:
-2x – 9= X – 21

User Bishnu
by
6.6k points

2 Answers

3 votes

Answer:

x = 10

Explanation:

User Michael Williams
by
7.7k points
3 votes

Answer:

x=4

Explanation:

add 2x to both sides

-9=3x-21

add 21 both sides

12=3x

divide each side by 3

4=x

User Jiang Qi
by
8.0k points