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Lesson 2 - Unit 7 - Algebra 1 - Illustrative Mathematics

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Select all values of x that are solutions to the equation (x-5)(7x-21)=0.

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A band is traveling to a new city to perform a concert. The revenue from their ticket sales is a function of the ticket price, x, and can be modeled with (x-6)(250-5x).

What are the ticket prices at which the band would make no money at all?

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Here are a few pairs of positive numbers whose sum is 15. The pair of numbers that have a sum of 15 and will produce the largest possible product is not shown.

Find this pair of numbers.

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This lesson is from Illustrative Mathematics. Algebra 1, Unit 7, Lesson 2. Internet. Available from https://curriculum.illustrativemathematics.org/HS/teachers/1/7/2/index.html ; accessed 26/July/2021.

IM Algebra 1, Geometry, Algebra 2 is © 2019 Illustrative Mathematics. Licensed under the Creative Commons Attribution 4.0 International License (CC BY 4.0).

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