Question

3x^2+7x+3
+ 5x^2+12x

Answer 1

Hello there,

3x^2+7x+3

+ 5x^2+12x

Answer: 8x^2+19x

Answer 2

8x^2+19x

Explanation:

Simplify the expression by combining like terms. Terms which look a like and sound a like should be added together.

3x^2+7x+3+5x^2+12x

x^2 terms: 3x^2+5x^2=8x^2

x terms: 7x+12x=19x

constants: 3

Together is is 8x^2+19x+3.