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3 August, 14:45

Solve for x : show each step of the solution. 4.5 (8-x) + 36 = 102-2.5 (3x+24).

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  1. 3 August, 15:05
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    4.5 (8-x) + 36=102-2.5 (3x+24)

    36-4.5x+36=102-7.5x+60

    36 & 36 cancel out then 102-60

    -4.5x=7.5x+42

    7.5 &7.5 cancel out

    -4.5:7.5

    -12x=42

    -12x & - 12x cancel out

    42:-12 = - 3.5

    x = - 3.5
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