Bearpaw24 Bearpaw24

24-02-2017
Mathematics

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Solve using elimination method.
3x+3y=0
2x-2y=-8

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stjblotuss stjblotuss

28-02-2017

-2{3X + 3Y =0 Substitute 3x +3(2/3) = 0
3x = 2/1=0
3{2X - 2Y = -8 x= -2/3

-6X + -6Y =0
6X = -6Y=-8
______________
-12Y=-8

Y=2/3

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