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Mathematics, 24.04.2021 02:00 uchechukwueigwe

Use substitution to solve the system of equations : 4x+ y =0
2y + x = -7

Can u please help me . With process too.

I will appreciate !!

Thank you!!

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Use substitution to solve the system of equations : 4x+ y =0
2y + x = -7

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