Question

20-16:(x+1)=16 cach lam nhu the nao

Answer 1

20 - 16  : (x + 1 ) = 16
20 /1 -  16/x - 16/1 = 16/1 m.m.c = x
20 x/x - 16/x - 16 x = 16 x(  eliminar o denominador )
20 x - 16 - 16 x = 16 x
20 x - 16 x = 16 x + 16
20 x - 16 x - 16 x = 16
20 x - 32 x = 16
-12 x = 16
x = 16/-12
x =  -4/3