Steel42 Steel42

16-11-2016
Mathematics

contestada

Evaluate the expression when
x= - 4 and y=7
9y-x

Respuesta :

SwagonJaxon SwagonJaxon

16-11-2016

The equation would end up being 9x4-(-7), two negatives equal a positive changing it to, 9x4+7, which PEMDAS plays part in this having the multiplication go first, 9x4 equals 36+7=43

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