Answer:
Friday=$10 Saturday=$20 Sunday=$40
Step-by-step explanation:
On Friday we can estimate that he earnt $10 so twice as many as that is $20 so on Saturday he could of earnt that much. Finally what is 20 half of? 40 so 10+20+40=$70
The graph is shown in the attached image.
Answer:
A.
Step-by-step explanation:
x - 9 = 0
+ 9 + 9
---------------
x = 9
if we divide 20 by 12, we get a quotient of 1, and a remainder of 8.

Answer:
d
Step-by-step explanation:
f(3)=5(3)²-7(4(3)+3))
=45-105
= -60