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2r/5+7r/15= rewrite the expression by collecting like terms

2r/5+7r/15= rewrite the expression by collecting like terms
asked 113k views
5 votes
2r/5+7r/15= rewrite the expression by collecting like terms

asked
User RobinDotNet
by
8.5k points

2 Answers

5 votes

(2r)/(5) + (7r)/(15) --\ \textgreater \ (2r)/(5) * (3)/(3) = (6r)/(15) --\ \textgreater \ (6r)/(15) + (7r)/(15) --\ \textgreater \ (6r + 7r)/(15) = (13r)/(15)
answered
User Deroby
by
8.2k points
6 votes
2r/5+7r/15=
LCM=15
(15\5=3*2r=6r)
15\15=1*7r=7r
answer=6r+7r\15
answer=13r\15
answered
User Brinsley
by
8.2k points
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