Question
Am I going to past science class and not go to summer school?

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?

The table represents a linear function. what is the slope of the function? –6 –4 4 6

If you are trying to move an attached term across the equal sign (=), what operation would you use to move it?