Solve the following using substitution
x-2y=-1 and -4x-2y=4
7x+9y=-21 and 5x+...
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Mathematics, 13.11.2020 04:30 zaeswag23
Solve the following using substitution
x-2y=-1 and -4x-2y=4
7x+9y=-21 and 5x+4y=2
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