Variable Identification Worksheet
Identify variables and constants in algebraic expressions and equations.
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Standards
Topics
Variable Identification
Name:
Date:
Score:
Read each question carefully and identify the variables or constants as instructed.
1. In the expression 3x + 7, the variable is .
2. For the equation 5y - 2 = 13, the variable is .
3. The letter representing an unknown value in a mathematical statement is called a .
1. In the expression 2m - 9, the constant is .
2. For the equation 4 + z = 10, the constant terms are and .
3. A value that does not change in an expression or equation is called a .
1. Which of the following is a variable in the equation 2a + 3b = 12?
2
3
a
12
2. Which of the following is a constant in the expression 7p - 5?
p
7
-5
7p
1. List all the variables in the expression 5a + 2b - c + 15.
2. List all the constants in the expression 8x - 4y + 11.
1. In the term 6k, both 6 and k are variables.
True
False
2. A constant can also be considered a coefficient.
True
False
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