Question

resolva essas expressões

Answer 1

y/3 + (y+1)/2 = 5/6 + y/1

2y/6 + (3y+3)/6 = 5/6 + y

y = (2y + 3y + 3 - 5)/6

y = (5y - 2)/6

6y = 5y - 2

6y - 5y = -2

y = -2