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BiiahTNS
@BiiahTNS
January 2020
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Resolva o sistema a seguir utilizando o método da adição e o método da comparação
3x + 2y = 5
2x - 2y = -10
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RafaellaBastos
5x=-5 3x+2y=5
x=-1 2x-2y=-10
3x+2y=5
3.(-1) + 2y=5 2y=-3x+5
2x-2y=-10
2x-2(-3x+5)=-1 2x+6x-10=-10
2y=5+3 8x=10-10
2y=8 8x=0
y=4 x=8
2.8 -2y=-10
-2y=-10-16
y=13
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x=-1 2x-2y=-10
3x+2y=5
3.(-1) + 2y=5 2y=-3x+5
2x-2y=-10
2x-2(-3x+5)=-1 2x+6x-10=-10
2y=5+3 8x=10-10
2y=8 8x=0
y=4 x=8
2.8 -2y=-10
-2y=-10-16
y=13