Given equation is3y + 4 = 6On multiplying both sides by 5, we get:5(3y + 4) = 6(5)=> 15y + 20 = 30Transposing 20 to RHS, we get:15y = 30 - 20=> 15y = 10=> y = 10/15=> y = 2/3Hence, y = 2/3 is the solution of the given equation.