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Illustrative Math - Algebra 1 - Unit 2- Lesson 25

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Two inequalities are graphed on the same coordinate plane.

Which region represents the solution to the system of the two inequalities?

A.REI.12
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Here is a riddle:
  • The sum of two numbers is less than 10.
  • If we subtract the second number from the first, the difference is greater than 3.
Write a system of inequalities that represents this situation. Let f represent the first number and s represent the second number.

A.REI.12
This lesson is from Illustrative Mathematics. Algebra 1, Unit 2, Lesson 25. Internet. Available from https://curriculum.illustrativemathematics.org/HS/teachers/1/2/25/index.html ; accessed 26/July/2021.

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