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27 October, 10:34

When 4 times the number x is added to 12, the result is 8. what number results when 2 times x is added to 7?

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  1. 27 October, 14:26
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    4x + 12 = 8

    4x = 8 - 12

    4x = - 4

    x = - 4/4

    x = - 1

    2x + 7 ... when x = - 1

    2 (-1) + 7 =

    -2 + 7 =

    5 <===
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