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5 votes
Solve for r please 80=10r.

User Sleeper
by
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2 Answers

4 votes
80 = 10r
you need to isolate the variable, so divide both sides by ten.

you get

8 = r
or
r = 8
User Stu Gla
by
8.5k points
2 votes
r = 8 since 8 times 10 = 80
User Aurore
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