N=5M
N+M=180
5M+M=180
M=30, N=150
WRITE THE EQUATIONS:
1) Twice a umber added to four 4 is 28
MY ANSWER: 4 + 2n = 28
2) a number subtracted from 9 is three times that number
MY ANSWER: 90 - n = 3n
3) The sum of two numbers is 180. One number is five times the other.
(NEED HELP W/ THIS ONE)
4 answers
Thank you! Are my other answers correct?
on the second, I don't know if you should have 9, or 90
it should be 90. sorry bout that