**Alabama Courses of Study**. Algebra is the practice of using expressions with letters or variables that represent numbers. Words can be changed into a mathematical expression by using the words, plus, exceeds, diminished, less, times, the product, divided, the quotient and many more. Algebra uses variables to represent a value that is not yet known. Read More...

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Study GuideIntroduction to AlgebraWorksheet/Answer key

Introduction to AlgebraWorksheet/Answer key

Introduction to AlgebraWorksheet/Answer key

Introduction to Algebra

AL.EE. Expressions and Equations

Solve real-life and mathematical problems using numerical and algebraic expressions and equations.

EE.10. Use variables to represent quantities in a real-world or mathematical problem, and construct simple equations and inequalities to solve problems by reasoning about the quantities. [7-EE4]

EE.10.a. Solve word problems leading to equations of the form px + q = r and p(x + q) = r, where p, q, and r are specific rational numbers. Solve equations of these forms fluently. Compare an algebraic solution to an arithmetic solution, identifying the sequence of the operations used in each approach. [7-EE4a]

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