contestada

The total number of cups of flour (
f. that McKenna has left after baking (
c. number of cakes is given by the equation f = –9c + 80
a. If McKenna bakes 3 cakes how much flour will she have left?

Respuesta :

To find how much flour Makenna will have left, you will substitute (replace the letter c with the number of cakes she made.  The answer you get will be how much flour is left.

f = –9c + 80
f = -9(3) + 80
f = -27 + 80
f = 53 cups

Makenna will have 53 cups of flour left after baking 3 cakes.

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