Question

Помогите решить уравнения:
9/x+8=3/4
x+2/18=5/6

Answer 1

9/х + 8 = 3/4    /*4х
36 + 32х = 12х
32х - 12х = 36
20х = 36
х = 36/20 = 9/5


х + 2/18 = 5/6    /*18
18х + 2 = 30
18х = 30 - 2
х = 28/18 = 14/9