1. Vocabulary How is a constant term different from a variable term for an expression that represents a real-world situation? Enter the term to complete each sentence. changes in value whenever the value of the variable changes. А does not change. 2. Each month, a phone company charges $20 for 500 minutes of talk time plus $0.45 for each additional minute. Unlimited texting costs $30 more. Write an expression to show the cost of a talk-and-texting plan for one month, givenx minutes over 500. 3. Write an expression equivalent to (6x + 4y) – 2y by combining like terms. 4. Which expression is equivalent to 4a + (-6b) – 3a + 2b? Aa+4b С 7а - 86 8 a- 4b D 7a - 46 5. A set of speakers costs $22 and songs cost $1.25 each. The sales tax rate is 7.5%. The expression 0.075(22+ 1.25s) can be used to determine the amount of sales tax due on the entire purchase of a set of speakers and s songs. Expand the expression and round to the nearest hundredth.

1. Vocabulary How is a constant term different from a variable term for an expression that represents a real-world situation? Enter the term to complete each sentence. changes in value whenever the value of the variable changes. А does not change. 2. Each month, a phone company charges $20 for 500 minutes of talk time plus $0.45 for each additional minute. Unlimited texting costs $30 more. Write an expression to show the cost of a talk-and-texting plan for one month, givenx minutes over 500. 3. Write an expression equivalent to (6x + 4y) – 2y by combining like terms. 4. Which expression is equivalent to 4a + (-6b) – 3a + 2b? Aa+4b С 7а - 86 8 a- 4b D 7a - 46 5. A set of speakers costs $22 and songs cost $1.25 each. The sales tax rate is 7.5%. The expression 0.075(22+ 1.25s) can be used to determine the amount of sales tax due on the entire purchase of a set of speakers and s songs. Expand the expression and round to the nearest hundredth.

Algebra and Trigonometry (6th Edition)

6th Edition

ISBN:9780134463216

Author:Robert F. Blitzer

Publisher:Robert F. Blitzer

ChapterP: Prerequisites: Fundamental Concepts Of Algebra

Section: Chapter Questions

Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...

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