Question

Solve the equation g+ (-20) = 9.

Answer 1

29

Explanation:

g+(-20)=9

g-20=9

g=9+20

g29

Answer 2

g=29

Explanation:

g+(-20) is the same as g-20.

We need to get the g by itself, so we then add twenty to both sides to get g=29

Hope this helps :-)