30-06-2017
Mathematics

contestada

If x=4 in this equation,what does y equal? 5x+8y=4

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HBR2001 HBR2001

30-06-2017

Substitute x in to the equation.
(5 times 4)+8y=4
20+8y=4
8y=-16
y= -2

Hope that helps!

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