Question

Решите уровнение -7 1/4/x=9 2/3/3 1/3

Answer 1

-7 1/4:х=9 2/3:3 1/3
9 2/3*х=-7 1/4*3 1/3
9 2/3*х=-29/4*10/3
9 2/3*х=-145/6
х=-145/6:29/3
х=-5/2
х=-2 1/2