Using Substitution to Solve System of Equations.
2x + y=11
x - y=2
4x - y =7
5x - 8y=2
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Using Substitution to Solve System of Equations.
2x + y=11
x - y=2
4x - y =7
5x - 8y=2
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Step-by-step explanation:
8 4× - y =7
5× - 8y =2
that's the answer