HELP ME ASAP I have done the 1st 2 questions. I just need question C.

Please help me, if you know it then please answer. If, not then leave it.

Please friend request me.

C. i believe it is (5×(-20))+(100×(0.7))

What are the following algebraic equations. you need to post those if you want the answer

Dwould be the answer

Ifound this on google “that means that the graph of a function with direct variation has these features: it is a straight line: because the slope is the ratio y/x = k. it passes through the origin (0,0): because y = kx = k (0) = 0.” i hope this you for what your looking for