Question

$frac{3x+5}{5} - frac{x+3}{2} = -1$

Найти x

Answer 1

((3х+5)5) - ((х+3)2)=-1   |*10
2*(3x+5)-5(x+3)=-1*10
6x+10-5x-15=-10
6x-5x=-10+15-10
x=-5