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In this section you'll find study materials for algebra help. Use the links below to find the area of algebra you're looking for help with. Each study guide comes complete with an explanation, example problems, and practice problems with solutions to help you learn algebra.

Study Guides

showing 21 - 30 of 267
  • 21.

    Rewriting a Subtraction Problem as an Addition Problem Help

    Rewriting a Subtraction Problem as an Addition Problem Sometimes in algebra it is easier to think of a subtraction problem as an addition problem. One advantage to this is that you can rearrange the terms in an addition problem but not a ...

    Source: McGraw-Hill Professional
  • 22.

    Multiplication and Division with Negative Numbers Help

    Introduction to Multiplying and Dividing Negative Numbers When taking the product of two or more quantities when one or more of them is negative, take the product as you ordinarily would as if the negative signs were not there. Count the ...

    Source: McGraw-Hill Professional
  • 23.

    Algebra Negative Numbers Practice Test

    Review the following concepts if needed: Negative Numbers Help Rewriting a Subtraction Problem as an Addition Problem ...

    Source: McGraw-Hill Professional
  • 24.

    Exponents and Roots Help

    Exponents The expression 4 x is shorthand for x + x + x + x , that is x added to itself four times. Likewise x 4 is ...

    Source: McGraw-Hill Professional
  • 25.

    Adding/Subtracting Fractions with Variables and Exponents Help

    Adding/Subtracting Fractions with Variables and Exponents When adding fractions with variables in one or more denominators, the LCD will have each variable (or algebraic expression) to its highest power as a factor. For example, the LCD for ...

    Source: McGraw-Hill Professional
  • 26.

    Multiplying/Dividing with Exponents Help

    Introduction to Multiplying and Dividng with Exponents When multiplying (or dividing) quantities that have exponents, use the exponent properties to simplify each factor (or numerator and denominator) then multiply (or divide).

    Source: McGraw-Hill Professional
  • 27.

    Roots Help

    Introduction to Square Roots The square root of a number is the nonnegative number whose square is the root. For example 3 is the square root of 9 because 3 2 = 9.

    Source: McGraw-Hill Professional
  • 28.

    Roots Expressed as Exponents Help

    Properties of Roots Expressed as Exponents Roots can be written as exponents by using the following two properties. This ability is useful in algebra and calculus. Property 1

    Source: McGraw-Hill Professional
  • 29.

    Algebra Exponents and Roots Practice Test

    Review the following concepts if needed: Exponents and Roots Help Adding/Subtracting Fractions with Variables and Exponents ...

    Source: McGraw-Hill Professional
  • 30.

    Distributing Multiplication over Addition and Subtraction Help

    Distributive Property - Multiplication Over Addition and Subtraction Distributing multiplication over addition (and subtraction) and factoring (the opposite of distributing) are extremely important in algebra. The distributive law of ...

    Source: McGraw-Hill Professional

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