SOLUTION: 2x+3y=7 3x+4y=10

Question 226564: 2x+3y=7
3x+4y=10
Answer by RAY100(1637) (Show Source): You can put this solution on YOUR website!
(1) 2x+3y=7,,,,,multiply thru by 3,,,,,(1a) 6x +9y=21
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(2) 3x +4y =10,,,,Multiply thru by 2,,,,,(2a) 6x +8y =20
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(1a)-(2a) = y=1,,,,,,,,subst in (1)
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2x +3(1) =7
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2x=4
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x=2
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check,,,(2,1),,,,(1) 2(2)+3(1) = 7,,,,,ok
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(2) 3(2) +4(1) = 10,,,,,ok
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