Question

Решите (у + 41/2) : 8= 1,4

Answer 1

$(y + \frac{41}{2} ) \div 8 = 1.4 \\ \frac{2y + 41}{2} \times \frac{1}{8} = 1.4 \\ \frac{2y + 41}{16} = 1.4 \\ 2y + 41 = 22.4 \\ 2y = 22.4 - 41 \\ 2y = - 18.6 \\ y = - 9.3$