y-4x=1,6x-5y=9solve using elimination method
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Step-by-step explanation:
-4x+y=1..........eq(1)
6x-5y=9.........eq(2)
eq(1)*5
eq(1)+(2)
-20x+5y=5
6x-5x=9
-14x=14
x=-1
sub in eq (1)
-4(-1)+y=1
4+y=1
y=-3
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