UCSS Math I 1.2.2 Example 2

Autor:Walch Education

Alexis is saving to buy a laptop that costs $1,100. So far she has saved $400. She makes $12 an hour babysitting. What’s the least number of hours she needs to work in order to reach her goal?

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Graphical solution of ax² + bx + c = k
Graph of y = ax² + bx + c
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