Equation for total cost of x pounds of fruit at Lee's orchard (basket $3, fruit $2.50/lb) in y = mx + b form.
Linear functions

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Mathematics
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8th Grade
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Hard
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1.
FLASHCARD QUESTION
Front
Back
y = 2.50x + 3
2.
FLASHCARD QUESTION
Front
What is the y-intercept of the line? Options: y = 1/2, y = 1, y = -1/2, y = -1
Back
y = -1
3.
FLASHCARD QUESTION
Front
What is the y-intercept?
Back
7
4.
FLASHCARD QUESTION
Front
The Roaming Cell Phone Company charges $15.00 per month plus $0.20 per minute of airtime usage. If Juanita uses x minutes of airtime, what is an equation that can be used to determine her monthly cell phone bill (C)?
Back
C = 0.20x + 15
5.
FLASHCARD QUESTION
Front
Bob has $150 in his savings account and saves $40 per month. Which equation represents the amount Bob has in his account after x months?
Back
y = 40x + 150
6.
FLASHCARD QUESTION
Front
A holiday meal costs $12.50 a person plus a delivery fee of $30. Which equation represents the amount a holiday meal costs, including delivery, for x people?
Back
y = 30 + 12.5x
7.
FLASHCARD QUESTION
Front
Equation for Easy Car Rental charges: $8.50/hour + $25.50 rental fee for x hours.
Back
y = 25.5 + 8.5x
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