Answer:
8
Step-by-step explanation:
g(3)=3(2)+2
g(3)=6+2
g(3)=8
Answer: $12.4
Step-by-step explanation:
34.72/2.8 hours = 12.4 dollars/hr
Answer:
-40+4b
Step-by-step explanation:
You multiply the outside (-4) by the things within the parentheses
Answer:

Step-by-step explanation:

Let's substitute the first equation into the second one.

- Multiply by
and bring all the terms to one side.
I'll use my graphical calculator to solve this but you could factor:
(All rounded to 2 decimal places)
Now we can substitute these
values into an equation for
.

