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5 votes
What is the solution of the equation 9 = -2x + 15?
-21
-12
3
12

User Voskart
by
7.8k points

2 Answers

4 votes
9=-2x+15
9-15=-2x+15-15
-6=-2x
-6/-2=-2x/-2
3=x
User Jon Shier
by
7.2k points
1 vote
The answer is 3
shift 15 to LHS
9-15=-2x
-6=-2x
-6/-2=x
3=x
User Mounir Bkr
by
7.8k points