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9 August, 11:02

4x + 3 = - 5x - 7 cual es el

Valor de x?

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  1. 9 August, 13:30
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    4x + 3 = - 5x - 7 Add 5x to both sides.

    4x + 3 + 5x = - 5x - 7 + 5x

    9x + 3 = - 7 Subtract 3 from both sides.

    9x + 3 - 3 = - 7 - 3

    9x = - 10 Divide both sides by 9

    9x / 9 = - 10 / 9

    Your answer can either be 1.11111 ... or it would be x = - 10/9
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