2x+6y=65
3x-9y=100.................
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2x+6y = 65----------(1)
3x-9y = 100----------(2)
multiply by 3 in eq. (1)
multiply by 2 in eq. (2)
6x+18y = 195-----------(3)
6x-18y = 100-----------(4)
eq.(3)+eq.(4)
12x = 295
x = 24.58
3x-9y = 100----------(2)
multiply by 3 in eq. (1)
multiply by 2 in eq. (2)
6x+18y = 195-----------(3)
6x-18y = 100-----------(4)
eq.(3)+eq.(4)
12x = 295
x = 24.58
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