SO I'm having some trouble with Algebra, I know how to do these but i kinda forgot, so is there any way you could maybe show me how to work these ? (question posted below, will give medal and fan for correct answers :) )

Question

bookworm14 · Answer

attachment

anonymous · Answer

number 21 is A

bookworm14 · Answer

Thanks Alex, xan you explain how you got it?

anonymous · Answer

well, u distribute, multiply everything in the parenthesis by negative 1

anonymous · Answer

for number 23 u multiply everything by -6 making the answer D

anonymous · Answer

do the same thing with number 24

bookworm14 · Answer

Thank you so much @alex1248191 !!!!!  your truly a lifesaver !! :) :3

anonymous · Answer

Anythime!