Answer:
yes
Step-by-step explanation:
Answer:
B
Step-by-step explanation:
B cause
Answer:
no 15x — 20xy as 5x(3— 4xy is not correct
Step-by-step explanation:
15x — 20xy ≠ 5x(3— 4xy)
there are not equal because 5x(3 - 4xy) =
when you simplify the bracket, you will have
15x - 20x²y
My guess is 9 hours, because since pipe a takes 12 hours and with pipe b it takes 9, it's 12-9=3
I think.