Ages 11–13🧮 Mathematics120 verified questions on this shelf

Algebraic Transformations

Model situations or procedures by translating them into algebraic expressions or formulae and by using graphs; move between word problems, algebraic representations, tables, and graphical representations

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Question 1 of 3

A student tracks how many minutes she practices piano each day and how many songs she can play from memory after that practice. The data are shown in the table below. Minutes practiced (x)Songs remembered (y)102204306408 Which variable is the independent variable in this relationship?

Question 2 of 3

Which algebraic expression represents the phrase "seven less than three times a number m"?

Question 3 of 3

The polynomial P(x)= $2x^3-$ $ax^2+$ bx-6 has (x-3) as a factor, and P(2)=10. What is the value of a+b?

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Skill names and descriptions include the Marble Skill Taxonomy © Generative Spark, Inc. (withmarble.com), licensed under ODbL 1.0 (database) and CC BY-SA 4.0 (content). Practice questions are GlowGrades's own, each checked by independent verifiers that must agree before a child ever sees it.