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23 March, 09:09

On Tuesday Shayna bought 7 boxes. On Wednesday half of all the boxes were destroyed. On Thursday there were only 21 left. How many did she have on Monday?

Answers (1)
  1. M
    23 March, 10:46
    0
    35

    Step-by-step explanation:

    Monday=x

    Tuesday=7

    Wednesday=1/2

    Thursday=21

    Therefore,

    x+7/2=21

    =x+7=2*21

    =x+7=44

    =x=44-7

    =x=35
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