Answer:
Step-by-step explanation:
The first one is A, please tell me if you would like an explanation.
The second one is D. The point where the lines intersect each other.
Answer:5x-20y=12
Step-by-step explanation:
Answer:
I belive it is (40x10)+(40x7)+(3x10)+(3x7)
Step-by-step explanation:
A+15b=19.75
-
a+40b=43.50
25b=23.75
b=0.95
a=19.75-15*0.95=5.5
Answer is A
registration fee is $5.5 and cost per download is $0.95