Question

translate to a system of equations:: colored copies cost 10 cents per copy and white copies cost 5 cents per copy. sandy made 400 copies, some of which were colored and the rest white. her total bill was $22.50. how many colored copies and how many white copies did she make????

Answer 1

let x color copies and 400-x white
10x+5(400-x)=2250
5x+2000=2250
5x=250
x=50
so 50 color copies and 350 white.

Answer 2

ty

Answer 3

what? have u understood?

Answer 4

yes

Answer 5

u understand ?

Answer 6

yeah but i have more ?'s

Answer 7

more question?

Answer 8

post it..

Answer 9

k give me a sec