4 years ago

How do you solve 21r < 7?

Mathematics

2 answers:

quester [9]4 years ago

5 0

21r < 7
Divide by 21
r < 7/21

prohojiy [21]4 years ago

4 0

21r<7

divide by 21

21/21 r< 7/21 <----- divide the numerator and denominator by 3

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