Question 900742


5x-2y-5=0
3x+y-3=0 ?

5x-2=5
3x+y=3

compare with equations a1x+b1y+c1=0 & a2x+b2y+c2=0

a1/a2= 5/3

b1/b2= -2

c1/c2= 5/3

a1/a2 not equal to b1/b2 
so unique solution