That would be A. -8 x 1 = -8
Answer: x - 1 represents all the weeks of camp, but not including the first week (since it is a different cost)
Use substitution to find out
x=2
y=3
so
3=3(2)-4
3=6-4
3≠2
no, this point does NOT lie on the graph of y=3x-4
