Tables--
What is the Rule?
Graphs--What is the Rule?
Real-life Applications
Word description
100
x y
0 4
1 5
2 6
What is y = x + 4?
100

What is y = x ?

100
1 can of soup has 4 servings, 2 cans has 8 servings. Write a rule to show the number of servings in x cans of soup.
What is y = 4 x ?
100

y is equal to 4 times x plus 13, write the function rule.

What is y = 4x + 13?

200
x y
-1 3
0 0
2 -6
What is y = -3x ?
200


What is y = 1/3x+ 4 ?

200
1 can of lemonade costs $ 1.30 ; 2 cans cost $ 2.60 ; then 4 cans cost this amount.
What is $5.20 ?
200

y is equal to negative 3 times x minus 12, write a function rule.

What is y = -3x - 12?

300
x y
0 -5
1 -4
3 -2
What is y= x - 5 ?
300
What is y = 2x - 4 ?
300
The cost to rent a boat at the lake is 15 dollars for insurance plus 50 dollars per hour. Find the cost for Bill to rent the boat for 3 hours.
What is $165 ?
300

You earn 12 dollars an hour to paint fences plus a 50 dollar sign on bonus, write a function rule.

What is  y = 12x + 50

400
x y
-4 2
2 -1
6 -3
What is y = x/-2 ?
400


What is y = 3x - 8 ?

400
The cost to bowl is 2.50 to rent shoes plus 1.50 per game. Write a rule to show the cost to bowl x games.
What is y= 1.50 x + 2.50 ?
400

You have 300 dollars in your account and put in 30 dollars each week, write the function rule. 

What is y = 30x + 300

500
x y
0 3
1 7
3 15
What is y = 4x + 3 ?
500
What is y = -x + 3 ?
500
Sam borrows 200 dollars from his father. He pays back 25 dollars each month. Write an equation that shows how much he owes after x months.
What is y = 200 - 25x ?
500

Max pays 500 dollars for a new phone and then pays 50 dollars a month for his unlimited plan. Write a rule to represent the cost.

What is y = -50x + -500?

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