Answer:
I think the answer is C if I'm wrong sorry its been two years since i last learnt this
Step-by-step explanation:
R = 10a - 20
ur revenue totaled 110...so R = 110
110 = 10a - 20
110 + 20 = 10a
130 = 10a
130/10 = a
13 = a <== so u spent $13 on advertising
Many lines do. One of them would be y = 2x
Answer:
b
Step-by-step explanation:
b b b b b b b b b b b b b b b b b b b b b b b b