Evaluate and solve for the variable 1.)–2 = y + 5 (2.) x – 7 = 4 + 10(3.)–2x + 3x – 5 = 6 – 21 (4.) 70 = 7m (5.)4 – 14 = 5x

(6.)2y + 3y = 4 – 6 – 13 (7.)–z = 8 (8.)12 – c = 8 (9.)7 = 5b (10.) 8=g/4 (11.) f + 4 = –6 (12.)7 = y – 2 (13.)–12 = x + 4 (14.)3y = –18 (15.)–4 – 10 = 4y + 3y

(16.)–42 + 20 = –2x + 13x (17.)7x + 8x = 12 + (–12) (18.)23x – 25x = 7 – 9

Write four different equations that have –3 as the solution.