Answer:
im sorry i took long im not the best at math but since 10 equals r im not sure what you need to know but i think its 3+5r=80 i hope this help
Step-by-step explanation:
Answer:
(a) Output = 37
(b) Input = 9
Step-by-step explanation:
Given

Solving (a): Output, when input = 8
This means that, we solve for y when x = 8
So, we have:




Solving (b): Input, when output = 42
This means that, we solve for x when y = 42
So, we have:


Collect like terms


Divide both sides by 5

Answer:
24 - x = y
Step-by-step explanation:
one point goes on 22 while another goes on 24
Answer:
14% is 1,386 dollars you would earn in a year.