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STatiana [176]
3 years ago
15

How do I solve 3x-7y=63 and 4x+3y=-27by addition?

Mathematics
1 answer:
blagie [28]3 years ago
5 0
Multiply eqn 1 by 3 and eqn 2 by 7 then adding them will cancel Y. and X can be found.
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