Question

Решите уравнение.1)5х+1/3=1+8х/5; 2)4х-5/7-9х-25/2=0

Answer 1

5х+1/3 = 1 +8х/5
5х - 8х/5 =1 - 1/3
3 целых 2/5×х =2/3
17/5 × х = 2/3
х = 2/3 ÷ 17/5
х = (2×5) /(3×17) 
х= 10/51
Ответ: х = 10/51