Question

HOW do I solve these questions?
5(1+9v)
20b+12
-9/4r=-9/2
Please show how you solved this.

Answer 1

Okkk

Step-by-step explanation:

1. 5(1+9v)=5+5x9v=5+(5x9v)=5+45v

2.(20:4/12:4)=4(5b+3)

Answer 2

Use a calculator it helps