Question

Solve for a: −40+10a=-70

Answer 1

1.add 40 to -70 (10a=-30)
2. Multiply 10a and -30 by 10
3. The answer is: a=-3

Answer 2

a = -3

Explanation:

−40 + 10a = -70

10a = -70 + 40

10a = -30

a = -30/10

a = -3