Question

Solve for a 4-(2a+7)=9

Answer 1

The answer would be

a=-6

HOW TO DO IT

First distribute the - to get:
4-2a-7=9

Then combine like terms:
-3-2a=9

Then add 3:
-2a=12

Lastly divide by -2:
a=-6

Answer 2

Is a= -6

Hopefully this help you