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Mathematics, 22.12.2021 01:00 milagrosee12

(c) Subtract the two equations (be careful) and show that (2,7) is a solution to the result.

the equations are 3x+2y=20 and x-y= -5

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(c) Subtract the two equations (be careful) and show that (2,7) is a solution to the result.
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