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19 December, 14:59

Blake needs a minimum of $145. He has saved $35 and plans to save $5.50 a week. About how many weeks will it take for Blake to save enough money? a) at least 20 weeks; b) at most 20 weeks; c) at least 33 weeks; d) at most 33 weeks

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  1. 19 December, 15:25
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    Set up an equation.

    35 + 5.50x = 145

    Now, x is the amount of weeks, so we need to solve for that.

    35 + 5.50x = 145

    -35 - 35

    5.50x = 110

    5.50x/5.50 = 110/5.50

    x = 20

    Answer: a) at least 20 weeks
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