Short Answer
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1.
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Explain how to find the slope, y-intercept, and x-intercept of the
line shown. 
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2.
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Describe a real-life problem that has the given rate and intercepts. Draw a line
that represents the problem.
Rate: –40 feet per minute
y-intercept: 160
feet
x-intercept: 4 minutes
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3.
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You have quarters and nickels in your pocket with a total value of $0.70. There
are more quarters than nickels. How many of each coin do you have? a. Do you have enough information to write a system of equations
to answer the question? If not, what else do you need to know.
b. Find one possible
solution.
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4.
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The table shows the balances (in dollars) of two accounts earning simple
interest for x years. After how many years will the accounts have the same
balance? x | Account A | Account B | 0 | 280 | 340 | 1 | 287 | 343 | 2 | 294 | 346 | 3 | 301 | 349 | 4 | 308 | 352 | | | |
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5.
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Three bracelets and six necklaces cost $63. Two bracelets and five necklaces
cost $51. How much does it cost for four bracelets and four necklaces?
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6.
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The ordered pairs (0, 3), (3, 9), and (4, 11) are solutions to a system of two
linear equations. Describe the graph of the system.
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7.
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The global competition for the World Cup is broken up into six continental
zones. The number of teams in the Australian team’s zone is three more than four times the
number of teams in the Brazilian team’s zone. There is a total of 53 teams in both zones. How
many teams are in each zone?
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