Drag like terms onto each other to simplify fully.
22+7x+7x-4x−4x+2+2-5−5

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?

When turned about its axis of rotation, which shape could have created this three-dimensional object?

Tom had a total of $220 and he spent $35 on a basketball ticket . what percent of his money did he have left?