Question

Решите уравнение 2+3x/5 - 1+2x/4 + x/3 = 1/15

Answer 1

$frac{2+3x}{5}-frac{1+2x}{4}+frac{x}{3}=frac{1}{15}; ; Big |cdot 60\\12(2+3x)-15(1+2x)+20x=4\\24+36x-15-30x+20x=4\\26x=-5\\x=-frac{5}{26}$

Answer 2

12(2+3x)-15(1+2x)+20x=4

24+36x-15-30x+20x=4

9+26x=4

26x=4-9

26x=-5

x=-5/26