Question

Решите уравнение: ((3x-4)/5)=((2x+1)/3)

Answer 1

((3х-4)/5)=((2х+1)/3). /*15
3(3х-4)=5(2х+1)
9х-12=10х+5
Х=-7

Answer 2

$\frac{3x-4}{5} =\frac{2x+1}{3}\\\\\frac{3x-4}{5}\cdot15 =\frac{2x+1}{3} \cdot15\\\\3\cdot(3x-4)=5\cdot(2x+1)\\\\9x-12=10x+5\\\\10x-9x=-12-5\\\\\boxed{x=-17}$