а) 6/7 = 36/6x = 7 * 36x = 25x = 252 / x = 42
Ответ: x = 42
б) 13/35 = x/413 * 42 = 35546 = 35x = 546 / 3x ≈ 15.6
Ответ: x ≈ 15.6
а) 6/7 = 36/
6x = 7 * 3
6x = 25
x = 252 /
x = 42
Ответ: x = 42
б) 13/35 = x/4
13 * 42 = 35
546 = 35
x = 546 / 3
x ≈ 15.6
Ответ: x ≈ 15.6