Question

решите уравнение х/4=5, 105/у=7

Answer 1

Х=5*4
Х=20
У=105:7
У=15............

Answer 2

$1). \\ \frac{x}{4} =5 \\ x=5*4 \\ x=20 \\ 2). \\ \frac{105}{y} =7 \\ 105=7y \\ y= \frac{105}{7} \\ y=15$