i have less sympathy for ur crying when you copy and paste this question and ask it again three times. why dont you just ask it once? everyone answers anyway
X+y+z=3....... (x-y)+z=-3 ......... (x-z)=y+1.......
Answer:
They would need 64 cans
Step-by-step explanation:
There are 8 pints in a gallon, meaning 8 multiplied by 8 gives you 64
Answer:
Roughly, sinC = 15/17
=> AB = 15, BC = 17 => AC = sqrt(17^2-15^2) = 8
=> cos C = AC/BC = 8/17