Question

2целых1/2y-1,27=3/4y-4,77

Answer 1

2,5y - 1,27 = 0,75y - 4,77
2,5y - 0,75y = -4,77 + 1,27
1,75y = -3,5
Y = -2

Answer 2

2 1/2у-1.27=3/4у-4.77
5/2у-1.27=3/4у-4.77
5/2у-3/4у=-4.77+1.27
1.75у=-3.5
у=-2