Math

Solve each question. Round to the nearest tenth if necessary.
7r – 7 = 2r + 18
A. r = –5
B. r = 5
C. r = 2.2
D. r = 1.2

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  1. 7r – 7 = 2r + 18
    Subtract 2r from both sides
    Add 7 to both sides

    5r = 25
    r = ?

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