Answer
50 grams
Work Step by Step
Setup a proportion with the 96 relating to the protein from other sources over 100 relating to the total grams of protein
$ \frac{96%}{100%} = \frac{48}{x} $
Solve for x
$96x = 4800$
$x = 50$ grams
Big Ideas Math - Algebra 1, A Common Core Curriculum
by Larson, Ron; Boswell, Laurie
Published by
Big Ideas Learning LLC
ISBN 10:
978-1-60840-838-2
ISBN 13:
978-1-60840-838-2
Chapter 1 - Solving Linear Equations - 1.3 - Solving Equations with Variables on Both Sides - Exercises - Page 24: 28
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