Question

(5x+1) /6-(x+3) /4=3​

Answer 1

Ответ:

$(5x + 1) \div 6 - (x + 3) \div 4 = 3 \\ \\ \frac{5x + 1}{6} - \frac{x + 3}{4} = 3 \\ \\ 2(5x + 1) - 3(x + 3) = 36 \\ \\ 10x + 2 - 3x - 9 = 36 \\ \\ 7x - 7 = 36 \\ \\ 7x = 36 + 7 \\ \\ 7x = 43 \\ \\ x = \frac{43}{7}$

Большое решение.