Hello,
1) Answer C
10xy+3y+20ax+6a=y(10x+3)+2a(10x+3)
=(10x+3)(y+2a)
2) Answer A
5ab+3ay+5b+3y=a(5b+3y)+1(5b+3y)
=(5b+3y)(a+1)
Answer:
It doesnt have to be, you are making it. It's really just addition multiplication divison and subtraction in different ways
Step-by-step explanation:
That’s grammatically incorrect
Answer: 
(x) = 3 - 5x
Step-by-step explanation:
