SOLVE BY SUBSTITUTION METHOD 3x+y=3 And 9x_3y =9SOLVE THIS PROBLEM

1.	SOLVE BY SUBSTITUTION METHOD 3x+y=3 And 9x_3y =9SOLVE THIS PROBLEM
Answer» 3x+y = 3y= 3-3xSubstituting the value of y in second equation , we get\xa09x - 3(3-3x) = 99x -9 +9x = 918x-9= 918x = 9+9 = 18x= 18/18 = 1y= 3-3*1= 3-3= 0x= 1 and y= 0

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