Question

How do you combine like terms in `(6x ^ { 2} + x + 7) - ( 3x ^ { 2} - 5)`?

Answer 1

your answer is `3x^2+x+12`

Explanation:

First distribute the - sign

`(6x^2+x+7)−(3x^2−5)` becomes `(6x^2+x+7)+(-3x^2+5)`

then combine like terms (`6x^2-3x^2= 3x^2` etc)

your answer is `3x^2+x+12`