Question

help please?
solve for Y
a(y+c)=b(y-c)
solve for W
A=lw+wh+lh

Answer 1

ay+ac=by-bc
ay-by=-ac-bc
y(a-b)=c(a-b)
y=c(a-b)/(a-b)
y=c

Answer 2

w=(A+lh)/(l+h)

Answer 3

THANK YOU RAHEEN!!!!!!

Answer 4

and how to get w i still dont get that:\

Answer 5

speaking to chessmaster

Answer 6

Same thing raheen did.

Answer 7

A=lw+wh+lh
w=(A-Ih)/(l+h)

Answer 8

ok