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11 votes
Solve -2a + 9 = -3 using algebraic operations

User Ting
by
3.5k points

2 Answers

11 votes

Answer:

a = 6

Explanation:

-2a + 9 = -3

Subtract 9 from both sides,

-2a = -12

Divide -2 on both sides (Negatives cancel out)

a = 6

Hope this helped :)

User Sheilla
by
3.5k points
0 votes

Answer:

6

Explanation:

-2a+9=-3

-2a=-3-9

-2a=-12

2a=12

a=12/2

a=6

User Rsbarro
by
3.7k points