Sort:  

I actually for get how to solve these... I only remember how to solve the "=" equations.

Also, when I studied we used to write:

X , Y , Z

Instead of your:

X1, X2 , X3

Anyway have a !PIZZA with !LUV for sharing.~



Posted via D.Buzz

PIZZA!

$PIZZA slices delivered:
@ahmadmangazap(5/15) tipped @nangel01