Question

calcule o valor de x nas proporçoes
x+3=x \ 2

Answer 1

x + 3 = x/2
2 . (x + 3) = x
2x + 6 = x
2x - x = - 6
x = - 6

Answer 2

 
 
 
x+3=x 
       2

2(x+3)=x
 2x + 6 = x 
 2x - x = - 6
     x = - 6