Question

2 3/14z=8 6/7
плиз помогите​

Answer 1

$2 \times \frac{3}{14} z = 8 \times \frac{6}{7}$

$\frac{31}{14} z = \frac{62}{7}$

$\frac{62}{7} \div \frac{31}{14} = 4$

z=4