mazielex mazielex

17-10-2016
Mathematics

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solve the system by substitution -4.5x-2y=-12.5 3.25-y=-0.75

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Аноним Аноним

17-10-2016

I hope this helps you

3,25+0,75=y y=4

-4,5x-2.4=-12,5

-4,5x=-12,5+8

-4,5x=-4,5

x=1

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