Помогите! 48:(3 4/5х-25)=1 1/2

Question

Помогите! 48:(3 4/5х-25)=1 1/2

Answer 1

48/(19/5x - 25) = 3/2
48/(3,8x - 25) = 3/2
3( 3,8x - 25) = 48 × 2
11,4x - 75 = 96
11,4x = 96 + 75
11,4x = 171
x = 171 ÷ 11,4
x = 15

Ответ: x = 15