Question

решите,срочно
1)2/9-1 1/3=x+1
2)4/2x+3=12/x-1

Answer 1

1) 2/9 - 11/3 = x+ 1
2-33/9 = x+ 1
-31/9= x+1
-31 = 9(x+1)
-31 = 9x+9
-9x=9+31
-9x=40
x= 40/9
Ответ : 40/9