Question

решить модуль 2|4х+5|=6

Answer 1

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$2 times |4x + 5| = 6 \ \ |4x + 5| = 3 \ \ a) : : 4x + 5 = 3 \ 4x = 3 - 5 \ 4x = - 2 \ x = - frac{2}{4} = - 0.5 \ \ b) : : 4x + 5 = - 3 \ 4x = - 3 - 5 \ 4x = - 8 \ x = - frac{8}{4} = - 2$


ОТВЕТ: - 2 ; - 0,5

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