Algebra 1 1-1 Guided Practice: Variables and Expressions

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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.

10

Take Note: What is a mathematical quantity?

10

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

10

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

Draggable item		Corresponding Item
Subtract		Sum
Add		Difference
Divide		Product
Multiply		Quotient

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

Enter only the expression, in simplest form.

10

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.

10

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.

10

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

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

10

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

10

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

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

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

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

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Algebra 1 1-1 Guided Practice: Variables and Expressions

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.

Take Note: What is a mathematical quantity?

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

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

Problem 2 Got it? What is an algebraic expression for 6 times a number n?Enter only the expression, in simplest form.

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.

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.

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

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

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

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

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

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

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

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

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.

Take Note: What is a mathematical quantity?

Take Note: What is a variable?

Take Note: What is an algebraic expression?

Take Note: Provide an example of an algebraic expression.

Take Note: What is a numerical expression?

Take Note: Provide an example of a numerical expression.

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

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

Problem 2 Got it? What is an algebraic expression for 6 times a number n?Enter only the expression, in simplest form.

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.

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.

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

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

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

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

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

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

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

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.

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

Take Note: What is a variable?

Take Note: What is an algebraic expression?

Take Note: Provide an example of an algebraic expression.

Take Note: What is a numerical expression?

Take Note: Provide an example of a numerical expression.

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.

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.

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

Enter only the expression, in simplest form.

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.

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.

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

Enter only the expression, in simplest form.

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.

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.

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.