Question

How do you simplify `8g ^ { 2} - 4g ^ { 2} + 8g ^ { 2} + 3g ^ { 2} - 9g^2`?

Answer 1

`6g^2`

Explanation:

`8g^2-4g^2+8g^2+3g^2-9g^2`

`=g^2(8-4+8+3-9)`

`=g^2*6`

`=6g^2`