A billion and one I think
Answer:
4b+4n
Step-by-step explanation:
what will help you best on problems like these just put a one in front of the letters 4(1b+1n) then it will not be as confusing. Because you have a number to multiply by. you get the same answer either way.
Answer:
D) y=5x+20
Step-by-step explanation:
Answer:
that can’t be simplified
Step-by-step explanation: