Question

5x-7=0
7+x/10=x+9/5
Помогите ради Бога умоляю

Answer 1

5x-7=0
5x=7
x=7/5
x=1.4

7+x/10=x+9/5
-0.9х=-5.2
х=5.2÷0.9
х=52*1/9
х=52/9
х=5 7/9
х≈ 5.77778