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12-01-2018
Mathematics

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Solve each question. round to the nearest tenth if necessary. 7r – 7 = 2r + 18

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12-01-2018

I think r= 5
7r-7=2r+18
Subtract 2 from 7r and 2r
U get 5r-7=18
Then add 7 to 7 and 18
18+7= 25
the remainder is 5r and 25
So u divide 5 to 5r and 25 then ur answer is 5
So r=5

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