Solve the equation 2 (a - 5) - 5 = 3.

A. a = 9

B. a = 12

C. a = - 9

D. a = - 12

Question

Mathematics

Kailey Green

4 October, 09:50

Solve the equation 2 (a - 5) - 5 = 3.

A. a = 9

B. a = 12

C. a = - 9

D. a = - 12

+2

Answers (2)

Know the Answer?

Erika Day · Answer 1

Distribute the 2 into the parenthesis.

2a - 10 - 5 = 3

Simplify

2a - 15 = 3

Add 15 to both sides

2a - 15 + 15 = 3 + 15

2a = 18

Divide by 2 on both sides

2a/2 = 18/2

a = 9

So, A is your answer.

Tabby · Answer 2

2 (a-5) - 5 = 3

2a - 10 - 5 = 3

2a - 15 = 3

2a = 18

a = 9

Answer is A.

Solve the equation 2 (a - 5) - 5 = 3.A. a = 9B. a = 12C. a = - 9D. a = - 12

Solve the equation 2 (a - 5) - 5 = 3.

A. a = 9

B. a = 12

C. a = - 9

D. a = - 12