Matching Pairs Algebra-1 Lesson 1.1 VocabOnline version Test your prior knowledge of vocabulary associated with Chapter 1. by Amanda Griffin 1 Conjecture 2 Solution 3 Inverse Operations 4 Linear equation in one variable 5 Equivalent Equations 6 Rule or Theorem A proven statement about a general mathematical concept Two operations that undo each other, such as addition and subtraction. an unproven statement about a general mathematical concept. Equations that have the same solution(s). An equation that can be written in the form ax + b = 0, where a and b are constants and a cannot equal 0. A value that makes the equation true