Question

Simultaneous equations

X/3 - y/4 = 5
X/2 - y/3 = -1

Answer 1

are u supposed to answer them

Answer 2

david2012, I think I remember how to do this. If I'm right, it's easy. You begin by subtracting, in this case, the lower expression from the top one.

Answer 3

I mean after you change the sign by multiplying the entire equation by minus one.