Hey there! We can set up an algebraic equation: 1/2x = 1 In order to get rid of the denominator, we multiply both sides by 2 to get: x = 2 Now, we plug x back in: 1/2(2) = 1 The two's cancel: 1 = 1 Therefore, you multiply 1/2 by 2 to get one. Hope this helps!