Variables and Expressions Study Page
Use the menu below to learn, practice, and master the skills you need to understand variables and expressions!
Today's lessons will ask you to work with variables and mathematical expressions.
The (**) extension will take you into the kitchen to show you how chef's use variables every day!
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Click this link to return to the Algebra Studies Page.
| Variable |
a letter or symbol that stands for an unknown number |
| Constant |
an amount that can not change |
| Algebraic Expression |
a mathematical phrase that contains at least 1 variable
7 +
y = 10 ; y is a
variable and 7 is a constant
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| Substitute |
replace a variable with a number. |
Quick Warm Up - Get Started with a quick review.
The Learning Center has Lessons, Guided Practices and easy practice activities to help you master every skill!
- The PowerPoint styled lessons show you how to do each skill.
- Guided Practices offer you a chance to solve a problem - then see the solution!
- Easy Practices are matching or other simple assignments to give you an opportunity to practice.
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Why take a quiz or test in class without already knowing that you will pass?
- Try the practice quizzes and tests to help you know your areas of weakness - then improve!
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