• a = 2b, then a - c = 2b - c: ,Subtraction property of equality
• x = x: ,Reflexive property
• 3(p - 7) = 3p - 21: ,Distributive property
• If -7k = -42, then k = 6: ,Division property of equality
• If m + n = 15 and n = 2, then m + 2 = 15: ,Substitution property
• If x/4 = -5, x = -20: ,Multiplication property of equality
• If w² = 2x and 2x = y, then w²=y: ,Transitive Property
• If c - 9 = -1, then c = 8: ,Addition Property of equality
• If n = -3, then -3 = n: ,Symmetric property