2x-y=8
5y+2=3x
2x-y=8 /*5
-3x+5y=-2
10x-5y=40
+__________-
7x=-38
x=5 3/5
2*(5 3/5)-y=8
2* 28/5-y=8
56/5 -y=8
-y=8-5 1/5
y= -2 4/5
2x-y=8|*5
5y-3x=-2
10x-5y+5y-3x=38
7x=38|:7
x=38/7
2*38/7-y=8
76/7-y=8
-y=8-76/7
-y=56/7-76/7
-y=-20/7|:(-1)
y=20/7
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2x-y=8
5y+2=3x
2x-y=8 /*5
-3x+5y=-2
10x-5y=40
-3x+5y=-2
+__________-
7x=-38
x=5 3/5
x=5 3/5
2x-y=8
x=5 3/5
2*(5 3/5)-y=8
x=5 3/5
2* 28/5-y=8
x=5 3/5
56/5 -y=8
x=5 3/5
-y=8-5 1/5
x=5 3/5
y= -2 4/5
2x-y=8
5y+2=3x
2x-y=8|*5
5y-3x=-2
10x-5y=40
5y-3x=-2
10x-5y+5y-3x=38
7x=38|:7
x=38/7
2x-y=8
2*38/7-y=8
76/7-y=8
-y=8-76/7
-y=56/7-76/7
-y=-20/7|:(-1)
y=20/7