Question

quanto e 3y+2y+y-1-3y-y-5y+3

Answer 1

3y+2y+y-1-3y-y-5y+3
5y+y-1-3y-y-5y+3
6y-1-3y-y-5y+3
6y-3y-y-5y+3=1
3y-y-5y+3=1
2y-5y+3=1
-3y+3=1
-3y=1-3
-3y=-2
y=-2/-3
y=2/3

Answer 2

3y + 2y + y - 1 - 3y - y - 5y + 3 =
3y + 2y + y - 3y - y - 5y - 1 + 3 =
5y - 2y - 6y + 2 =
-3y + 2