cheyennesherrill cheyennesherrill

03-10-2016
Mathematics

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xy+4y=3x-2, show that y is a function of x

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nguyend nguyend

03-10-2016

(xy+4y)/x = (3x-2)/x
(y+4y)/x = (3x-2)/x divide both side by x
5y /x = (3x-2)/x
5y= 3x-2 Mult by x both side
y= (3x-2)/5

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apologiabiology apologiabiology

03-10-2016

basically, solve for y

first undsitribute y
y(x+4)=3x-2
divide both sides by x+4
y=[tex] \frac{3x-2}{x+4} [/tex]

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