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Mathematics, 03.03.2021 23:30 avalonr2003

1. Use substitution to solve the system of equations. -3x - y= 7
x + 2y= 6

2. Use substitution to solve the system of equations.
6x - 3y= -6
y= 2x + 2

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1. Use substitution to solve the system of equations. -3x - y= 7
x + 2y= 6

2. Use...
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