# Writing algebraic equations

For example, the set of integers under the operation of addition is a group. How long will it be before you and your sister have the same amount of money? Let g represent the number of groups in Ms.

Not all algebraic structures in a wider sense fall into this scope. Algebra Word Problems Linda was selling tickets for the school play.

Others are simple, like descriptions of a math problem. Solution A few notes about this problem 1. First you calculate the difference of this 10 to this 4. A semigroup has an associative binary operation, but might not have an identity element.

Jensen likes to divide her class into groups of 2. Let's solve this example together. Notice how two separate steps are involved in solving this equation. A linear equation is a first-degree equation, or one in which all the variables are only to the first power. Not all sets and operator combinations have an identity element; for example, the set of positive natural numbers 1, 2, 3, They key word "per" in this situation means to multiply.

And we are done. Associativity as in the previous section: Every element has an inverse: The notion that there exists such a distinct subdiscipline of mathematics, as well as the term algebra to denote it, resulted from a slow historical development.

This property is shared by most binary operations, but not subtraction or division or octonion multiplication. Writing multi-part algebraic expressions Some expressions are slightly more complicated than the ones we looked at on the last page. Easy to understand explanations on solving two-step algebra equations.This Algebraic Expressions Millionaire Game can be played online alone or in two teams. For each question you have to identify the correct mathematical expression that models a given word expression. If you're learning algebra in school or are studying for a test, you've probably notice that many problems ask you to translate written words into algebraic expressions.

In other words, there are plenty of word problems. Some word problems have real-life details—almost like a short story. Others are simple, like descriptions of a math problem. It may be convenient for the reader to use the technique the author used in writing the reason column. Think of the word expression as a task to be completed by a computation.

Ninth Grade (Grade 9) Algebraic Expressions Questions You can create printable tests and worksheets from these Grade 9 Algebraic Expressions questions! Select one or more questions using the checkboxes above each question.

These basic algebra worksheets introduce students to using and writing algebraic equations with letter variables.

To see Common Core Standards for these worksheets, click on the common core symbol. In the Language of Algebra, an equation is the basic number "sentence". An equation is a mathematical expression that contains an equals sign.

Click on the sentences below to translate them into equations.

Writing algebraic equations
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