reginaazharyiap0a6zj reginaazharyiap0a6zj

01-12-2017
Mathematics

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5x-3y when x = 7 and y = -8

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thebairdfamily5 thebairdfamily5

01-12-2017

You place the values of x and y in the equation:

5(7)-3(-8)

35+24 (negatives cancel out)

59 is the answer

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chudung1976 chudung1976

01-12-2017

By replacing x=7 and y= -8 we obtain
5x-3y= 5x7-3x(-8)=35+24=59
The answer is 59

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