Solve 2x+3y=12, 3x+y=11 by elimination method
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Step-by-step explanation:
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Step-by-step explanation:
2x+3y=12..(1)
3x+y=11..(2)
Multiply eq(2) by 3
9x+3y=33..(3)
subtract eq(1) from eq(3)
7x=21
x=21/7=3
substitute x=3 in eq(1)
2(3)+3y=12
6+3y=12
3y=12-6
3y=6
y=6/3=2.
x=3 and y=2.
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