SOLUTION: Sally works at Walmart and babysits. She earns $13/hr. at Walmart and $10/hr. babysitting. She worked a total of 30 hours last week, of which she spent "x" hours babysitting. Which

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Question 1129403: Sally works at Walmart and babysits. She earns $13/hr. at Walmart and $10/hr. babysitting. She worked a total of 30 hours last week, of which she spent "x" hours babysitting. Which is the simplified equation that represents the relationship between her earnings, "y", in dollars and the number of hours she spent working last week? Write in Slope-Intercept Form
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
Sally works at Walmart and babysits. She earns $13/hr. at Walmart and $10/hr. babysitting. She worked a total of 30 hours last week, of which she spent "x" hours babysitting.
What is the simplified equation that represents the relationship between her earnings, "y", in dollars and the number of hours she spent working last week? Write in Slope-Intercept Form
Earning in dollars:O: 10x + 13(30-x) = 10x + 390-13x
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y(x) = -13x + 390
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Cheers,
Stan H.
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