It 2-1: MathXL for School: Additional Practice
2.1.AP.11
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Timothy bought concrete mix for several projects. He used 3.5 bags of concrete mix for a new set
of stairs and 2.25 bags of concrete mix for a garden wall. Timothy mixed 345 pounds of concrete in
all. Answer parts a and b.
345 pounds
3.5y
2.25y
a. Write an equation that can be represented by the bar diagram.
The equation is
(Type an equation using y as the variable. Use integers or decimals for any numbers in the equation.)
Enter your answer in the answer box and then click Check Answer
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