Solving system of linear equations - Graphing method
x - y = 3
2x + y = 0

If a(0,0,0) and b(2,2,2) are points in coordinate space, how many paths are there from a to b that move from one lattice point to another in the positive x-,y- or z- direction?

Average salary for a medical assistant is $31,220 which is a 20% income tax bracket how much money would they pay in income tax?

Consider the reaction 2x2y2+z2⇌2x2y2z which has a rate law of rate= k[x2y2][z2] select a possible mechanism for the reaction.