Here is the answer.
You just have to remember the given formula.
The cost of having someone come to your house and clean for x number of hours is represented by the
1 answer:
Answer:
$140
Step-by-step explanation:
When a variable is placed directly after the coefficient (the number) with no symbols between them, we are supposed to multiply the two together. The variable <em>x</em><em> </em>represents the number of hours this person will spend cleaning your house, and we are trying to find the cost of 4 hours of cleaning. Therefore, we will substitute 4 for <em>x</em>:
Then, we multiply 35 by 4:
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you look at were the graph starts to decrease then look at the X-VALUE not the y-value
the x-val at the start of the decrease is -3 and at the end of it it is 2 therefor -3