Simplifying expressions and like terms
Flashcard
•
Mathematics
•
7th Grade
•
Hard
Standards-aligned
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15 questions
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1.
FLASHCARD QUESTION
Front
What is a constant in an algebraic expression?
Back
A constant is a fixed value that does not change. In the expression 5g^3 + 2, the constant is 2.
Tags
CCSS.6.EE.A.2B
2.
FLASHCARD QUESTION
Front
How do you combine like terms in an expression?
Back
To combine like terms, add or subtract the coefficients of terms that have the same variable raised to the same power. For example, -6k + 7k simplifies to k.
Tags
CCSS.7.EE.A.1
3.
FLASHCARD QUESTION
Front
What is a term in an algebraic expression?
Back
A term is a single mathematical expression that can be a number, a variable, or a combination of both, separated by addition or subtraction. In -3c + 7d, there are two terms.
Tags
CCSS.6.EE.A.2B
4.
FLASHCARD QUESTION
Front
How do you evaluate an expression for a given value of a variable?
Back
To evaluate an expression, substitute the given value for the variable and perform the arithmetic operations. For example, for 3x + 8 with x = 2, substitute to get 3(2) + 8 = 14.
Tags
CCSS.6.EE.A.2C
5.
FLASHCARD QUESTION
Front
What is the process of simplifying an expression?
Back
Simplifying an expression involves combining like terms and performing arithmetic operations to reduce it to its simplest form.
Tags
CCSS.7.EE.A.1
6.
FLASHCARD QUESTION
Front
What are like terms?
Back
Like terms are terms that have the same variable raised to the same power. For example, 3x and 5x are like terms, while 3x and 3y are not.
Tags
CCSS.6.EE.A.2B
7.
FLASHCARD QUESTION
Front
What is the coefficient in an algebraic term?
Back
The coefficient is the numerical factor in a term. In the term 5g^3, 5 is the coefficient.
Tags
CCSS.6.EE.A.2B
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