1. Translate the phrase into a variable expression. The difference between a number and 4 a. 4x + 4 b. 4 – x c. x – 4 d. –4x 2. Translate the phrase into a variable expression. Twice the sum of a number and three a. 2n + 3 b. 2(n + 3) c. 2(2n – 3) c. 2 + (2n + 3) 3. Translate the phrase into a variable expression. Five more than a number. a. x + 5 b. 5 – x c. 5x d. 5x + 5