Question

- 7 (3a - 4) + 7a = 14​

Answer 1

-21a+28+7a=14
14=14a
a=1

Answer 2

a=1

Explanation:

- 7 (3a - 4) + 7a = 14

use distribute property

-21a+28+7a=14

simplify

-14a=14-28

-14a=-14

a=1