Question

y-4целых 3/4=12 целых и 3/8

Answer 1

$y - 4 \frac{3}{4} = 12 \frac{3}{8} \\ y = \frac{99}{8} + \frac{19}{4} \\ y = \frac{137}{8} \\ y = 17 \frac{1}{8}$