casltiel2 casltiel2

29-01-2017
Mathematics

contestada

solve the system using substitution
x+y=8
y=3x

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Jordannicole Jordannicole

29-01-2017

x+3x=8
x=8-3x is how far i could simplify

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29-01-2017

x=2 because add the x value to get 4 and then divide

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