Lesson 2.3 Part 1: Simplifying Variable Expressions
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Define term. | Any number or variable connected by the addition or subtracting symbol.
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| Give an example of a term. | 4x+9
4x, 9
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| Define numeric term. | Any term made up of only numbers.
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| Give an example of a numeric term. | 9
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| Define variable term. | Any term that contains a variable.
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| GIve an example of a variable term. | 4x
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| What are the parts of a variable term? | 1. Variable
2. Coefficient
4x
x is the variable, 4 is the coefficient.
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| What is a numeric term also called or referred to as? | The constant.
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| Define like terms. | Terms that contain the same variable(s).
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| Define how to simplify expressions. | Combine like terms by adding the coefficients of the like terms.
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| State an equation and show the parts of that equation. | x+2y-8
x, 2y, -8
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| State an equation and identify the variable, coefficient, and constant. | x-5
Variable: x
Coefficient: 1
Constant: -5
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