Respuesta :
15y + 17 = 2y - 25
Subtract 2y from both sides
5y + 17 = 2y - 25
-2y -2y
-------------------------------
3y + 17 = - 25
Subtract 17 from both sides
3y + 17 = -25
-17 -17
---------------------------
3y = - 42
Divde by 3
3y = -42
/3 /3
y = -14
Subtract 2y from both sides
5y + 17 = 2y - 25
-2y -2y
-------------------------------
3y + 17 = - 25
Subtract 17 from both sides
3y + 17 = -25
-17 -17
---------------------------
3y = - 42
Divde by 3
3y = -42
/3 /3
y = -14