Lesson 4: Practice Problems
Problem 1
Mai and Tyler work on the equation
Mai:
Tyler:
Do you agree with their solutions? Explain or show your reasoning.
Problem 2
Solve
Problem 3
Describe what is being done in each step while solving the equation.
Problem 4
Andre solved an equation, but when he checked his answer he saw his solution was incorrect. He knows he made a mistake, but he can’t find it. Where is Andre’s mistake and what is the solution to the equation?
Problem 5 From Unit 3 Lesson 12
Choose the equation that has solutions
Problem 6 From Unit 3 Lesson 9
A length of ribbon is cut into two pieces to use in a craft project. The graph shows the length of the second piece,
How long is the ribbon? Explain how you know.
What is the slope of the line?
Explain what the slope of the line represents and why it fits the story.