ALGEGRA: OPEN SENTENCES WITH ONE OPERATION What Is Algebra? • The study of the properties of operations on numbers. • Algebra generalizes math by using symbols, or letters, to represent numbers. • It is a problem-solving strategy • Algebraic sentences are also called expressions or equations. How to figure out algebraic expressions: To evaluate algebraic expressions, perform the opposite operation to find the unknown. Example: 4 + n = 9 9 – 4 = 5, therefore n = 5 Try This! 5 – y = 2 12 + x = 32 n – 6 = 13 a + 7 = 15 © Copyright NewPath Learning. All Rights Reserved. Permission is granted for the purchaser to print copies for non-commercial educational purposes only. Visit us at www.NewPathLearning.com.