2/x-1/y=7/15 dan 1/x+ 3/y=14/15
2/x-1/y=7/15. *1 2/x-1/y=7/15.
1/x+ 3/y=14/15. *2. 2/x+6/y=28/15
eliminasi (-) 0 + -7/y = -21/15
-21y = -7*15
y = 5
2/x – 1/5 = 7/15
2/x = 7/15 + 1/5
2/x = 7/15 + 3/15
2/x = 10/15
30 = 10 x
x = 3
y = 5
2/x-1/y=7/15 dan 1/x+ 3/y=14/15
2/x-1/y=7/15. *1 2/x-1/y=7/15.
1/x+ 3/y=14/15. *2. 2/x+6/y=28/15
eliminasi (-) 0 + -7/y = -21/15
-21y = -7*15
y = 5
2/x – 1/5 = 7/15
2/x = 7/15 + 1/5
2/x = 7/15 + 3/15
2/x = 10/15
30 = 10 x
x = 3
y = 5