Please answer this question

Mathematics

1 answer:

Semmy [17]2 years ago

4 0

Answer: -3x + 15

Step-by-step explanation: you multiply -3 by x so you get -3x, then you multiply -3 by -5 and get +15, then you just put the two together in an equation.

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<h2>Time taken by Helga to wax the car is 72 minutes</h2>

Step-by-step explanation:

Let w be the work of waxing.

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$\texttt{Rate of Rosita = }\frac{W}{120}$