Philip is making chocolate cupcakes for a
school bake sale. He makes 4 batches and
uses up an entire 5-cup bag of wheat flour.
Philip decides to make one more batch of
cupcakes with almond flour instead. The
3
recipe says to add an extra cup of flour if
you're using almond flour.
Which equation can you use to find how
much almond flour, a, is needed to make a
batch of cupcakes?