Multiple choice The value of y in 3(y + z) = 2y(k + s), where k + s = 2 z and z = 1, is 3 4 1 3 None of these Reveal answer Fill a bubble to check yourself D Correct answer Explanation z = 1, k + s = 2, 3(y + 1) = 2y X 2, 3y + 3 = 4y, y = 3