Solving Simple Inequalities Using Additive and Multiplicative Inverses

Solving Simple Inequalities Using Additive and Multiplicative Inverses

Assessment

Interactive Video

Mathematics

9th - 10th Grade

Hard

Created by

Quizizz Content

FREE Resource

This video tutorial teaches how to solve simple inequalities using additive and multiplicative inverses. It reviews the properties of equality and inequality, demonstrating how to maintain true statements when adding or multiplying both sides of an equation or inequality. The tutorial emphasizes the need to reverse the inequality sign when multiplying by a negative number. It includes examples of solving inequalities and highlights common mistakes, such as forgetting to switch the inequality sign when necessary.

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3 questions

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1.

OPEN ENDED QUESTION

3 mins • 1 pt

What is the first step in solving the inequality -4x + 2 < 14?

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2.

OPEN ENDED QUESTION

3 mins • 1 pt

Why is it necessary to reverse the inequality sign when multiplying by a negative number?

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3.

OPEN ENDED QUESTION

3 mins • 1 pt

What common mistake should be avoided when applying the multiplication property of inequality?

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