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24 November, 06:24

A number doubled then increases by three is more than 6 but less than 20. Write and solve an inequality that represents this scenario.

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  1. 24 November, 07:33
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    Step-by-step explanation

    Let the number be y

    y doubled = y*2=2y

    2y increases by 3 = 2y+3=

    2y + 3 is more than 6 but less than 20

    2y+3 > 6

    2y+3< 20

    Solve for y

    2y>6-3

    y>3/2

    2y+3<20

    2y<20-3

    2y<17

    y<17/2
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