X + 3 Y - 4 =0; 6 x is equal to 8 - 5y
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X+3Y=4 -------(1)MULTI PLY BY 6
6X+5Y=8 -----(2)
WE GET 6X+18Y=24 -(3)
SUB EQ 2 FROM 3
WE GET
Y=16/13=1.23
PUTTING Y= 16/13 IN EQ 1
X+3(16/13)=4
X+3.69=4
X=1.69
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