Easy Algebra Step-by-Step

72 Easy Algebra Step-by-Step Problem Simplify 2 ()x 5. Solution Step 1. Apply the distributive property. 2 ()x 5 =⋅ 22 ⋅x+ 5 = 2 ...

Algebraic Expressions 73 For 16–20, simplify by removing parentheses. −−⎝⎛⎝⎛⎛⎝ + ⎞⎠⎟⎞⎞⎠⎠ 1 2 xy^32373 xy^3 − 0 () 8 ab^33366 ...

74 7 Rules for Exponents In Chapter 4, you learned about the various types of exponents that you might encounter in algebra. In ...

Rules for Exponents 75 Solution a. xx^23 x Step 1. Check for exponential expressions that have the same base. xx^23 x^2 and x^3 ...

76 Easy Algebra Step-by-Step Problem Simplify. a. x x 5 3 b. y x 5 2 c. xy xy (^75) y (^23) y d. x x 3 10 Solution a. x x 5 3 St ...

Rules for Exponents 77 c. xy xy (^75) y (^23) y Step 1. Check for exponential expressions that have the same base. xy xy 75 2 3 ...

78 Easy Algebra Step-by-Step Problem Simplify. a. ()^23 ) b. ()y^35 ) Solution a.()^23 ) Step 1. Keep the same base x and multip ...

Rules for Exponents 79 c. ()^32 y^4 Step 1. Raise each factor to the power of 4. ()^32 y )^43 ()(((( )^42 ()((yz))^44 ((()()) =x ...

80 Easy Algebra Step-by-Step Rules for Exponents Product Rule for Exponential Expressions with the Same Base xxmnx =xmn+ Quotie ...

Rules for Exponents 81 (xy+ )^2 ≠xxy^22 +y! (xy+ )^2 =(xyx+ )(xy+ )^ =xxx^22 + xyyyy+ (which you will learn in Chapter 9). This ...

82 Easy Algebra Step-by-Step Exercise 7 Simplify using only rules for exponents. xx^49 x xx^34 xyy^65 y 3. x x 6 3 4. xy xy (^ ...

83 8 Adding and Subtracting Polynomials In this chapter, you learn how to add and subtract polynomials. It begins w it h a d isc ...

84 Easy Algebra Step-by-Step b. 3 x^5 Step 1. There are no plus or minus symbols, so the expression is a term. The term is 3 x^5 ...

Adding and Subtracting Polynomials 85 d. 3 x^5 Step 1. Check whether 3 x^5 meets the criteria for a monomial. 3 x^5 is a term th ...

86 Easy Algebra Step-by-Step Solution a. x^2 − 1 Step 1. Count the terms of the polynomial. x^2 − 1 has exactly two terms. Step ...

Adding and Subtracting Polynomials 87 Like Terms Monomials that are constants or that have exactly the same variable factors (i. ...

88 Easy Algebra Step-by-Step Addition and Subtraction of Monomials Because variables are standing in for real numbers, you can u ...

Adding and Subtracting Polynomials 89 4 xy^23 and 7 xy^32 are not like terms, so leave the problem as indicated subtraction: 47 ...

90 Easy Algebra Step-by-Step of real numbers to rearrange the expression so that matching like terms are together (later, you mi ...

Adding and Subtracting Polynomials 91 Solution a. ()^22 ))) ((()((( Step 1. Remove parentheses. ()^9 xx^266666 x+^22 ()^77 xx^25 ...