need help with math questions 2

Exercise Set 3.1 Pages 236-244 Problems: 22, 42, 58, 60, 82,

Exercise Set 3.2 Pages 258-264 Problems: 8, 14, 24, 68, 76

Exercise Set 3.3 Pages 271-272 Problems: 6, 16, 22, 30, 40

Exercise Set 3.4 Pages 279-280 Problems: 12, 24, 36, 44, 60