Grade 8 McGraw Hill Glencoe - Answer Keys Answer keys Chapter 2 - Equations in One Variable; Lesson 2: Solve Two-Step Equations

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Grade 8 McGraw Hill Glencoe - Answer Keys

Chapter 2 - Equations in One Variable; Lesson 2: Solve Two-Step Equations

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Question 13 (request help)
Model with Mathematics Refer to the graphic novel frame below for Exercises a-b.

a. The equation $50 = 28.10 + 0.15\text{m}$ represents the additional number of messages Jacob can send with a budget of $50. Solve the equation to find the number of messages he has left to send.

messages

Question 13 (request help)
b. The equation $50 = 36.50 + 0.10\text{m}$ represents the additional number of messages Roberto can send with a budget of $50. Solve the equation to find the number of messages he has left to send.

messages

H.O.T. Problems Higher Order Thinking

Question 14 (request help)
Persevere with Problems Solve $(\text{x} + 5)(\text{x} + 5) = 49$. (Hint : There are two solutions.)
Type below:

Question 15 (request help)
Model with Mathematics Write a real-world problems that could be solved by using the equation $3\text{x} - 25 = 125$. Then solve the equation.

Question 16 (request help)
Use a Counterexample Determine if the following statement is true or false. If false, provide a counterexample.

An equation with an integer coefficient will always have an integer solution.