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Algebra 1 5-3 Slope-Intercept Form
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5 (1 rating)
by Matthew Richardson
| 30 Questions
Note from the author:
A complete formative lesson with embedded slideshow, mini lecture screencasts, checks for understanding, practice items, mixed review, and reflection. I create these assignments to supplement each lesson of Pearson's Common Core Edition Algebra 1, Algebra 2, and Geometry courses. See also mathquest.net and twitter.com/mathquestEDU.
The outlined content above was added from outside of Formative.
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1
10 pts
Solve It! Bamboo can grow very quickly. The graph models the growth of a bamboo plant. Find the point where the line crosses the vertical axis. What does this point tell you about the bamboo plant?
2
10 pts
Solve It! Find the slope of the line. What does the slope tell you about the bamboo plant?
3
10 pts
Problem 1 Got It? What are the slope and y -intercept of the graph of the equation?

  • Slope
    Answer by dragging items here
  • y-intercept
    Answer by dragging items here
4
10 pts
Graphing: Graph the equation.

5
10 pts
Problem 1 Got It? Reasoning: How do the graph of the line and the equation of the line in the previous item change if the y-intercept is moved down 3 units?
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6
10 pts
Problem 2 Got It?
A
B
C
D
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7
10 pts
Problem 3 Got It? What do you expect the slope of the line to be from looking at the graph?
0
undefined
positive
negative
8
10 pts
Problem 3 Got It? What is an equation of the line shown in the graph?
y= 2x + 1
y = -2x + 2
y = 2x - 1
y = -x + 2
9
5 pts
Problem 3 Got It? Reasoning: Does the equation of the line depend on the points you use to find the slope?
Yes
No
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10
10 pts
Problem 4 Got It?
A
B
C
D
11
10 pts
Problem 5 Got It? Graph the linear equation.
Be sure to include relevant graph detail: label axes, indicate units on both axes, and use arrows to represent end behavior, as appropriate.
12
10 pts
Problem 5 Got It? Graph the linear equation.
Be sure to include relevant graph detail: label axes, indicate units on both axes, and use arrows to represent end behavior, as appropriate.
13
10 pts
Problem 6 Got It? A plumber charges a $65 fee for a repair plus $35 per hour. Write an equation to model the total cost y of a repair that takes x hours.

Enter your equation with spaces on each side of operation symbols and the equal sign, like this: y = 27x + 93
14
10 pts
Problem 6 Got It? A plumber charges a $65 fee for a repair plus $35 per hour. Construct a graph to model the total cost.

Be sure to include relevant graph detail: label axes, indicate units on both axes, and use arrows to represent end behavior, as appropriate.
15
10 pts
What is an equation of the line with slope 6 and y-intercept -4?
y = 6x - 4
y = -6x + 4
y = 6x + 4
y = -6x - 4
16
10 pts
What equation in slope-intercept form represents the line that passes through the points (-3, 4) and (2, -1)?
y = x + 1
y = -x - 1
y = -x + 1
y = x - 1
17
10 pts
What is the graph of y = 5x + 2?

Be sure to include relevant graph detail: label axes, indicate units on both axes, and use arrows to represent end behavior, as appropriate.
18
10 pts
Vocabulary: Is y = 5 a linear equation? Explain.
19
5 pts
Reasoning: Is it always, sometimes, or never true that an equation in slope-intercept form represents a direct variation?
Always
Sometimes
Never
20
10 pts
Reasoning: Explain your response above.
21
10 pts
Writing: Describe two different methods you can use to graph the equation y = 2x + 4. Which method do you prefer? Explain.
22
10 pts
Review Lesson 5-2: Suppose y varies directly with x. Match the given values of x and y with the direct variation equations.
  • y = 2x
    Answer by dragging items here
  • y = 3x
    Answer by dragging items here
  • y = 5x
    Answer by dragging items here
23
10 pts
Review Lesson 2-2: Solve the equation on the canvas. Justify each step.

24
10 pts
Review Lesson 1-7: Simplify the expression.

-3x - 5
-3x + 15
-3x - 8
x + 15
25
10 pts
Review Lesson 1-7: Simplify the expression.
Write your answer with a space on each side of the operation symbol, like this: 2x + 10
26
10 pts
Review Lesson 1-7: Simplify the expression.
Write your answer with a space on each side of the operation symbol, like this: 2x + 10
27
10 pts
Vocabulary Review: Which equation is NOT a linear equation?

A
B
C
D
28
10 pts
Vocabulary Review: Classify each statement as true or false.
  • The graph of a linear equation is always a horizontal line.
    Answer by dragging items here
  • The graph of a linear equation is always a straight line.
    Answer by dragging items here
  • The graph of a linear equation may be shaped like a "U."
    Answer by dragging items here
29
10 pts
Use Your Vocabulary: Complete each sentence with the correct word from the list.
  • During a football game, the home team's quarterback threw an __?__.
    Answer by dragging items here
  • The y-coordinate of a point where a graph crosses the y-axis is a y-__?__.
    Answer by dragging items here
  • The teacher __?__ the message Charlie was passing to his friend.
    Answer by dragging items here
30
10 pts
Reflection: Math Success
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