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Evaluate 117 - 5r for r = 9
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4 votes
Evaluate 117 - 5r for r = 9

User Sempervent
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2 Answers

5 votes
the answer to the question is 72
User IrkenInvader
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7.1k points
6 votes
So for variables, you just substitute the number in for the variable.

177 - 5r

If r = 9,

117 - 5 × 9

117 - 45

72
User BitNinja
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6.8k points
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