<span>Given:
C -> Umesh's total charge in dollars.
h -> the number of hours he spends on a job.
Hourly charge =$80 /hr
Charge for h hours = 80*h
fixed charge per job = $50
Therefore, C = 80h +50 is the required equation to find the total charges</span>
Answer:
c
Step-by-step explanation:
because the answer
and its proof
Answer:
Assuming that all three sides are 9 inches then the answer should 729.
Step-by-step explanation:
Just multiply 9*9*9. The formula to get volume is (length)*(width)*(height).
Answer:
yes
Step-by-step explanation:
Answer:
When 
and 
:
Step-by-step explanation:
-8ab can be seen as -8×a×b. Insert the given values:
Simplify multiplication from left to right:
Insert and solve:
:Done
