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10. A football team gains an average of 7 yards per play How many yards have they gained after 2 plays? Write a number sentence to show your answer.

User Ulix
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Let's define the following


x\text{ = Number of plays}
y\text{ = Total number of yards gained}

Then the expression would be:


y=7x

For x = 2:


y=7\cdot2\rightarrow y=14\text{ yards}

The total number of yards gained is 14

User Jingjing
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