Solve It! The red line shows the altitude of a hot-air balloon during its linear descent. What is an equation of the line in slope-intercept form? Hint: What is the altitude of the balloon when it starts its descent at x = 0?
F.IF.4
F.LE.2
F.LE.5
10
2.
Problem 1 Got It?
F.LE.2
10
3.
Problem 2 Got It? What is the graph of the equation?
Be sure to include relevant graph detail: label axes, indicate units on both axes, and use arrows to represent end behavior, as appropriate.
F.IF.7.a
10
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Problem 3 Got It? In the last step of Problem 3, use the point (-2, -3) instead of (1, 4) to write an equation of the line.
F.LE.2
10
5.
Problem 3 Got It? Reasoning: Rewrite the equations in Problem 3 and in the previous item in slope-intercept form. Compare the two rewritten equations. What can you conclude?
A.SSE.2
F.BF.3
F.LE.2
20
6.
Problem 4 Got It? The table shows the number of gallons of water y in a tank after x hours. The relationship is linear. What is an equation in point-slope form that models the data? What does the slope represent?
F.LE.2
F.LE.5
10
7.
Problem 4 Got It?Reasoning: Rewrite the equation from the previous item in slope-intercept form. What does the y-intercept represent?
