IV. TRUE OR FALSE: Write T if true and F if false. 26. 9(7 + m) = 63 +9m 27. 4 is a solution of the equation 4x + 9 = 25 28. To add polynomials, combine similar terms and proceed as in addition of monomials. Byt + x² + x2 29. = x2y3 + xy2 + xty ху 30. a + b + 16 + 2a - 20 = 3a + b - 4 31. 5xy - 4x2+2xy-12xz = 7xy - 16xz 32. 18cd +23de + 18fg minus (-5cd + 10de - 2fg) = 13cd +33de + 16fg 33. (132)(y25) = y57 The solution of the inequality IX-3<2 is 1<x<5. 35. (2x2 - 5x + 2) + (3x2 + 2x) = 5x2 – 3x