if a linear equation has solutions (-2,2), (0,0) and (2,-2) then it is in form of
a) y-x=0
b) X+y=0
c) -2x+y=0
d) -x+ 2y=0
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Answer is B) x+y=0
Solution:
1) -2+2=0
2) 0+0=0
3) 2+(-2)=2-2=0
Solution:
1) -2+2=0
2) 0+0=0
3) 2+(-2)=2-2=0
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