Answer:
3x = 120
x = 40
t is the amount
w is the weeks
$15 is the rate it is changing
So with this information your answer will be : t=15w
Hours. C(t)
Answer:
C=149+25t
Step-by-step explanation:
Since the total cost is C you would set it all equal to C.
Then the one time cost for parts was 149 so you have to add that in.
And $25 per hour would be multiplied by t because t is the number of hours.
(x^3+2x^2-4)+(3x^2+6)
Answer:
x³+5x²+2
Step-by-step explanation:
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