Question

1. add: (14a² - 10) + (-13 + a²)

answer: □a² - □
show your work

Explanation:

Step1: Remove parentheses

$(14a^{2}-10)+(-13 + a^{2}) = 14a^{2}-10 - 13 + a^{2}$

Step2: Combine like terms

For the $a^{2}$ terms: $14a^{2}+a^{2}=15a^{2}$
For the constant terms: $-10-13 = -23$
So the result is $15a^{2}-23$

Answer:

15, 23