-8y+6x=36 and 6x-y=15 solve with elimination

solving using the elimination method
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2 Answers

line 1....6x-8y=36

line 2...6x-y=15

line 1-line2...(6x-6x)+(-8y+y)=(36-15)

-7y=+21

y=-3

from line2, 6x=y+15=15-3=12, so x=2
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