  Assignment #1 - Writing Equations

Quiz by Chandler Anderson

Mathematics
Texas Essential Knowledge and Skills (TEKS)

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Correct quiz answers unlock more play!  12 questions
• Q1
A video streaming service charges a \$25 initial fee and \$8.99 per month. What is the equation?
y = 8.99 + 25
y = 25x + 8.99
y = 8.99x + 25
8.99 = 25x
30s
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• Q2
Which equation represents a proportional relationship?
y = -15x + 5
y = 15x
y = 15
y = 15x + 5
30s
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• Q3
Which equation represents a non-proportional relationship?
y = 5/3x
y = 5
y = 5x + 3
y = 5x
30s
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• Q4
600,000 gallons of water pass through a given point along a river every minute. Which equation represents the amount of water, y, that passes through the point in x minutes?
x = 10,000y
y = 600,000x
y = 600,000 + x
y = 10,000x
30s
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• Q5
At UPS, first-class letters cost \$0.49 for the first ounce and \$0.22 for each additional ounce. What is the equation for this situation? and is it proportional?
y = 0.49 + 0.22x, Proportional
y = 0.22 + 0.49, Non-Proportional
y = 0.49 + 0.22x, Non-Proportional
y = 0.22 + 0.49x, Proportional
30s
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• Q6
Ann's car can travel 228 miles on 6 gallons of gas. Write an equation to represent the distance y, in miles Ann's car can travel on x gallons of gas.
y = 228 + 6
y = 228x
y = 38 + x
y = 38x
30s
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• Q7
What is the constant rate of change in the equation y = 32x + 16
32
16
30s
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• Q8
What is the constant rate of change for the equation for y = .15 + 5x
5
.15
30s
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• Q9
What is the y-intercept for the equation y = 6x - 2
6
-2
2
30s
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• Q10
What is the y-intercept for the equation y= 65 + 12x
12
65
30s
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• Q11
A pilot takes a taxi from the airport to a hotel. The taxi driver charges a \$2.50 initial charge plus \$2.65 per mile. Which equation matches the situation?
y = 2.65x + 2.50
y = -2.65x + 2.50
y = 2.65 - 2.50
y = 2.50x + 2.65
30s
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• Q12
From a starting position at 7 meters below sea level, a fish is descending 3 meters per second. Which equation matches the situation?
y = -7m -3
y = 7-3
y = -3m -7
y = -7 + 3m
30s
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