Math In Focus Course 2 Chapter 2 Test Review

Flashcard
•
Mathematics
•
7th Grade
•
Easy
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15 questions
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1.
FLASHCARD QUESTION
Front
What is the process of simplifying an algebraic expression?
Back
The process of simplifying an algebraic expression involves combining like terms, removing parentheses, and reducing fractions to their simplest form.
Tags
CCSS.7.EE.A.1
2.
FLASHCARD QUESTION
Front
How do you find the perimeter of a rectangle?
Back
The perimeter of a rectangle is found by adding the lengths of all sides, which can be calculated using the formula P = 2(length + width).
Tags
CCSS.4.MD.A.3
3.
FLASHCARD QUESTION
Front
What does it mean for two expressions to be equivalent?
Back
Two expressions are equivalent if they have the same value for all values of the variables involved.
Tags
CCSS.6.EE.A.4
4.
FLASHCARD QUESTION
Front
What is the formula for the combined ages of two people in the future?
Back
If one person is x years old and the other is y years younger, their combined ages in t years can be expressed as (x + t) + ((x - y) + t) = 2x - y + 2t.
Tags
CCSS.6.EE.B.6
5.
FLASHCARD QUESTION
Front
How do you factor an expression in simplest form?
Back
To factor an expression in simplest form, identify the greatest common factor (GCF) of the terms and express the original expression as a product of the GCF and the remaining terms.
6.
FLASHCARD QUESTION
Front
What is the significance of the coefficients in an algebraic expression?
Back
Coefficients are the numerical factors that multiply the variables in an algebraic expression, determining the weight or influence of each variable in the expression.
Tags
CCSS.6.EE.A.2B
7.
FLASHCARD QUESTION
Front
How do you simplify the expression \( \frac{3}{2}b - 6.5b \)?
Back
To simplify \( \frac{3}{2}b - 6.5b \), convert 6.5 to a fraction (\( \frac{13}{2}b \)), then combine: \( \frac{3}{2}b - \frac{13}{2}b = -\frac{10}{2}b = -5b \).
Tags
CCSS.7.EE.A.1
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