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20 August, 09:23

What is the solution to the open sentence? 8y + 7 = y + 21 A. 2 B. 4 C. 7 D. 14

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  1. 20 August, 09:32
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    8y+7 = y+21

    Subtract y from both side

    7y+7=21

    Subtract 7 from both sides

    7y = 14

    Divide both sides by 7

    Y=2 or A
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