The Student Room Group

Simple maths help

1000-x/-2000-x = -2.5 , find x
Original post by Engineer2015
1000-x/-2000-x = -2.5 , find x


1000-x = -2.5(-2000-x)
1000-x = 5000+2.5x
3.5x = -4000
x = -4000/3.5
x = -8000/7

Did you type it right? (Also use brackets)
Original post by Engineer2015
1000-x/-2000-x = -2.5 , find x


X = X


Posted from TSR Mobile
Original post by Applequestria
1000-x = -2.5(-2000-x)
1000-x = 5000+2.5x
3.5x = -4000
x = -4000/3.5
x = -8000/7

Did you type it right? (Also use brackets)

yes, thank you !!!!!

Quick Reply