Question 549488


8	x	+	y	=	74	.............1
3	x	+	197		=	363	.............2
3x=363-197
3x=166
x=166/3

plug 166/3 in first equation

8x+y=74

8*166/3+y=74

1328/3 +y =74

y=74-1328/3
y=(222-1328)/3
y=-1106/3