Question

Draw the graphs of the lines x-y =1 and 2x + y =8. Find the coordinates of the point where the two lines intersect.​

Answer 1

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$\sf CORDINATES(3,2)$

In equation x-y =1,

Put x=0|0-y=1 :-y= -1

Put y=0|x-0=1 :-x=1

●(0,-1);(1,0)

In equation 2x+y =8,

Put x=0|0+y=8 |||:-y= 8

Put y=0|2x+0=8 :-x=4

●(0,8);(4,0)

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