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How do I solve the system 2x=y-10,x+7=y
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How do I solve the system 2x=y-10,x+7=y

User Zeffry Reynando
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1 Answer

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y=x+7\implies 2x=y-10=(x+7)-10\implies x=-3

Plug this into either equation (I'll use the second) to find
y.


y=-3+7=4
User Gibor
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