Answer:
The brainly terms of service states that you can not use Brainly for tests or exams. Please do not do this.
Step-by-step explanation:
Answer:
b
Step-by-step explanation:
He has 12 marbles.
There you go
Answer:
2x² +
x - 5
Step-by-step explanation:
(f + g)(x) = f(x) + g(x), thus
f(x) + g(x)
=
- 2 + 2x² + x - 3 ← collect like terms
= 2x² +
x - 5