2x+y=8,x-y=1 substitution method
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2x+y=8___(1)
x-y=1____(2)
From equation (2),
x=y+1___(3)
Putting x= y+1 in equation (1)
2x+y=8__(1)
2(y+1)+y=8
2y+2+y=8
3y+2=8
3y=6
y=2
Putting y=2 in equation (3)
x=y+1___(3)
x=2+1
x=3.
Hence, the value of x is 3 and y is 2.
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