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30=7r+5 what’s does r stand for

User Kunal Roy
by
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2 Answers

11 votes

Answer:

In math, r usually stands for radius.

Explanation:

User Yedida
by
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7 votes

Answer:

An unknown variable

Explanation:

r is an unknown variable -> the equation is used to solve for it.

User Justin Breitfeller
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