leslieb10320 leslieb10320

05-12-2018
Mathematics

contestada

-\frac{9x}{4}=27
or it can also be written like this -9x/4=27
-9x/4 is a fraction and please solve for x

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jdoe0001 jdoe0001

05-12-2018

[tex]\bf \cfrac{-9x}{4}=27\implies \stackrel{\textit{cross multiplying}}{-9x=4(27)}\implies x=\cfrac{4(27)}{-9}\implies x=4\cdot \cfrac{27}{-9} \\\\\\ x=4\cdot -3\implies x=-12[/tex]

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