Answer: The answer is that he cleaned one room
Step-by-step explanation:
Because he charged in total 77 dollars and he charged 77 dollars per room, so 77*1=77=c
Y = -1/2x + 4
x + 2y = -8
x + 2(-1/2x+4) = -8
x + -x + 8 = -8
8 = -8
There correct answer is "no solution"
Answer:
1.) - 2
2.) - 72
Step-by-step explanation:
hope this helps
Answer:
5/11
Step-by-step explanation: