This document contains 3 math word problems and their solutions: 1) If 4 is added to 3 times a number, the result is 58. The number is 18. 2) When 6 times a number is increased by 4, the result is 40. The number is 6. 3) One number exceeds another number by 5. If the sum of the two numbers is 39, find the smaller number. The smaller number is 17.