4 5/12+у=-5 3/20. Помогите плиз

Question

4 5/12+у=-5 3/20. Помогите плиз

Answer 1

4 5/12+у=-5 3/20
у=-5 3/20-4 5/12
у=-5 9/60-4 25/60
у=-9 34/60
у=-9 17/30

Answer 2

Y = - 5 3/20 - 4 5/12
y = - 103 / 20 - 53/12
y = - (309 + 265) / 60
y = - 574/60
y = - 287 / 30
y = - 9 17/30