Which of these is a mathematical expression? A

B

4 - 3r

C

4 - 3r = 1

D

"Happily ever after"

PLEASE HELP ITS ON A QUIZ AND ITS DUE IN TEN MINUETS

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?

Drag each tile into the correct box. not all tiles will be used. find the tables with unit rates greater than the unit rate in the graph. then tenge these tables in order from least to greatest unit rate

Graph the linear function using the slooe and y intercept