Truck a has a flat fee of 35$ and 0.45$ per mile how much does it cost to go 10 milesi
1 answer:
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Answer:
90050+10x; At least 85 hours
Step-by-step explanation:
Nick must make at least 900 dollars, so the amount he has + earns must be greater than or equal to 900 in order to walk out of the store with it.
50 is the amount that Nick already has, and add that to 10x, which gives $10 for every x hour.
To solve, subtract 50 from each side.
85010x
Divide by 10 to solve for x:
85x
Nick must work at least 85 hours.
Hey, there! For this question, we can just start by plugging in the known values. can be rewritten as
.
Combine like terms:
If you add x to , x will become
, which means that x/2 + x = 3/2x.
-->
If you rearrange this, then your answer will be option b. Hope this helps.
At the 2/8 part, just use the quadratic formula. If you use it, you should get the other two zeroes: