A piano teacher charges $25 per lesson. What is the dependent variable in this relationship?
the total cost of all the lessons taken
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A piano teacher charges $25 per lesson. What is the independent variable in this relationship?
the number of lessons taken
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The table shows the amount of snow in inches recorded each month last winter for Chicago and Boston.
b = c + 4
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Hailey is 2 years younger than her sister. If Hailey is h years old, which equation represents the age of her sister, s?
B. s = h + 2
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The graph shows how many songs Sabrina downloaded each week since she joined a music service.
D. y = 3x
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Mr. Garcia can estimate the distance in miles he will drive, d, given a certain number of hours, t, using the equation d = 60t. Complete the table.
150, 3, 300, 6.5
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Write an equation to represent the relationship shown in the graph.
y = x + 5
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Write an equation to represent the relationship shown in the table.
y = 4.2x
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Frankie reads 32 pages of a book each night before he goes to sleep. Write an equation that represents the number of pages, p, Frankie reads in n nights.
p = 32n
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Frankie reads 32 pages of a book each night before he goes to sleep. The equation p = 32n represents the number of pages, p, Frankie reads in n nights. How many pages of the book does Frankie read after 8 nights?
256
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A hose can be used to fill a swimming pool with water at a rate of 4 inches per hour. Write an equation to relate the number of inches of water in the pool, y, to the time in hours, x, it takes to fill the pool.
y = 4x
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Use the relationship between the amount of water in the pool and the length of time to complete the table.
0.5, 1.5, 8, 10
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The distance m in miles, traveled by an airplane in h hours of flying is shown in the table. What equation represents the situation?
m = 540h
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Write an equation to represent the values in the table.