Smithhisler634 Smithhisler634 09-09-2015 Mathematics Answered Translate the sentence into an equation. The sum of 3 times a number and 7 is 19. a. 3(n + 7. = 19 b. (3 + n ) + 7 = 19 c. 7n + 3 = 19 d. 3n + 7 = 19