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Algebra 1 1-1 Guided Practice: Variables and Expressions

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Last updated over 5 years ago
21 questions
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Question 1
1.

Solve It! Consider the population of Florida, the area of Colorado, and the flight time from Philadelphia to San Fransisco.


Which of these has a value that varies? Select the most appropriate option.

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Question 2
2.

Take Note: What is a mathematical quantity?

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Question 8
8.

Problem 1 Got it? What is an algebraic expression for 18 more than a number n?

Question 9
9.

Take Note: Match each mathematical operation on the left with the name for its result on the right.

Draggable itemarrow_right_altCorresponding Item
Subtract
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Sum
Add
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Difference
Divide
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Product
Multiply
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Quotient
Question 10
10.

Problem 2 Got it? What is an algebraic expression for 6 times a number n?

Enter only the expression, in simplest form.

Question 11
11.

Problem 2 Got it? What is an algebraic expression for the quotient of 18 and a number n?

Enter only the expression, in simplest form.

Question 12
12.

Problem 2 Got it? Reasoning: Do the phrases 6 less a number y and 6 less than a number y mean the same thing? Explain.

Question 13
13.

Problem 3 Got it? What is an algebraic expression for 8 less than the product of a number x and 4?

Question 14
14.

Problem 3 Got it? What is an algebraic expression for twice the sum of a number x and 8?

Question 15
15.

Problem 3 Got it? What is an algebraic expression for the quotient of 5 and the sum of 12 and a number x?

Question 16
16.

Problem 4 Got it? What word phrase can you use to represent the algebraic expression x + 8?

Question 17
17.

Problem 4 Got it? What word phrase can you use to represent the algebraic expression 10x + 9?

Question 18
18.

Problem 4 Got it? What word phrase can you use to represent the algebraic expression \frac{n}{3}?

Question 19
19.

Problem 4 Got it? What word phrase can you use to represent the algebraic expression 5x - 1?

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Question 21
21.

Take Note: Summarize the mathematical content of this lesson. What topics, ideas, and vocabulary were introduced?

Question 3
3.

Take Note: What is a variable?

Question 4
4.

Take Note: What is an algebraic expression?

Question 5
5.

Take Note: Provide an example of an algebraic expression.

Question 6
6.

Take Note: What is a numerical expression?

Question 7
7.

Take Note: Provide an example of a numerical expression.

Question 20
20.

Problem 5 Got it? Suppose you draw a segment from any one vertex of a regular polygon to the other vertices. A sample for a regular hexagon is shown.

Use the table to find a pattern.