Question

3/8x=2,4; 18/19:x=6/35 решите плиз

Answer 1

³/₈x = 2,4
x = 2,4 : ³/₈
x = ²⁴/₁₀ : ³/₈
x = ²⁴/₁₀ × ⁸/₃
x = ²⁴ˣ⁸/₁₀ₓ₃ 
x = ⁸ˣ⁴/₅ 
x = ³²/₅
x = 6,4

¹⁸/₁₉:x=⁶/₃₅
x = ¹⁸/₁₉ : ⁶/₃₅
x = ¹⁸/₁₉ × ³⁵/₆
x = ¹⁸ˣ³⁵/₁₉ₓ₆
x = ³ˣ³⁵/₁₉
x = ¹⁰⁵/₁₉
x = 5¹⁰/₁₉