Question

Simplify (7x2– 2x + 9) + (3x2+ 15x – 4)

A. 10x2+ 13x + 5
b. 10x2– 13x – 5
c. 10x2+ 17x + 13
d. 10x2– 17x – 13

Answer 1

combine like terms
like 7x^2+3x^2=(7+3)x^2=10x^2
can u do the same for other terms??

Answer 2

-2x + 15x = 13x

Answer 3

9 - 4 = 5

Answer 4

@hartnn would it be A?

Answer 5

yup :)