Question

A raiz da equação: x/2=x+6/5

A) 3
B) 4
C )5
D) -4
E) 6

Answer 1

x/2 = (x+6)/5; 5x = 2.(x+6); 5x = 2x + 12; 5x -2x = 12; 3x = 12; x = 12/3; x = 4; Resp.: B)4