Chels161 Chels161

21-05-2016
Mathematics

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what is the value of x in the equation 8x-2y=48, when y=4

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21-05-2016

sub 4 for every y
8x-2(4)=48
8x-8=48
ad 8 to both sides
8x=56
divide both sides by 8
x=7

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