sgmconz sgmconz

02-03-2021
Mathematics

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solve the system of equations by using substitution
y=2x-2
2x+y=10

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WatermelonSourPatch WatermelonSourPatch

02-03-2021

2x+1(2x-2)=10
2x+2x-2=10
4x-2=10
+2 +2
4x=8
x=2
y=2(2)-2
Y=2

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