Step-by-step explanation:
1. Let's simplify step-by-step.
15−3v
=15+−3v
Answer: -3v+15
2. Let's simplify step-by-step.
8+4a
Answer:
=4a+8
3.Let's simplify step-by-step.
42+7v
Answer:
=7v+42
4.Let's simplify step-by-step.
27+9v
=9v+27
5.Let's simplify step-by-step.
27+9v
=9v+27
6.Factor 7r+49
7r+49
=7(r+7)
Answer:
7(r+7)
7.Factor 33+11s
11s+33
=11(s+3)
Answer:
11(s+3)
8.Factor 30+5b
5b+30
=5(b+6)
Answer:
5(b+6)
