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5 April, 20:08

Solve 2 (4 x + 3) <5 x + 21. x x> - 9 x < 5

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  1. 5 April, 22:31
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    x <5

    Step-by-step explanation:

    2 (4 x + 3) < 5 x + 21

    Distribute

    8x + 6 < 5x + 21

    Subtract 5x from each side

    8x - 5x + 6 < 5x-5x+21

    3x + 6 < 21

    Subtract 6 from each side

    3x+6-6 <21-6

    3x <15

    Divide each side by 3

    3x/3 <15/3

    x <5
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