\fTell whether each number at the right of the given equation is a solution of the equation. 25. x(x - 3)(x + 2) = 0; -2. -3 26. z(z + 1)(2 - 2) = 0;0, -1 27. 23 - 423 + 2 + 6 = 0; 2, 3 28. u - 7u - 6 = 0, 1, -2 29 2 - x - 3; -2. 0 30. 2y _ y+ 2 X - 4 2y - 1 y+1; 0, 2 Solve the equation for the given variable. 31. 2x - 5y = 10 for x 32. A = -bh for h 33. I = prt for p 34. C = 2ur for r 35. y = mx + b for x 36. ar + by = c for y 37. P = 21 + 2w for w 38. P = 2(1 + w) for /