Word Problems
Writing Equation from a Table
Writing Equation from a Graph
Creating Table from Equation
Creating Graph from Equation
100
Identify the slope and y-intercept in the equation below:
y=20x +5
20 = slope
5 = y-intercept
100
Write an equation in slope-intercept form that represents the relationship between the number of dogs owned and the pounds of dog food
y = 5x
100
Is the slope of the graph below negative or positive?
Positive.
100
Ms. Harmon has created this table from the equation
y = 5x. Does her table match the equation?
Yes. Her table matches the equation.
100
If you graph the following equation, would the function be increasing or decreasing?
y=200-5x
Decreasing.
200
Identify the slope and y-intercept in the equation below:
y=10-3x
Slope: -3
Y-intercept: 10
200
Write an equation in slope-intercept form that represents the relationship between the number of apples on the tree and the age of the tree.
y = 2/3x +6
200
What is the equation of the line in the graph below?
y = 3x +1
200
Ms. Harmon has created this table from the equation
y = 6x. Does her table match the equation?
No her table does not match her equation.
200
The equation y=2x is graphed. One point on the graph is (2, 4).
Fill in the missing coordinate for this point (3, y ).
(3, 6)
(y=6)
300
Josh is buying doughnuts for his math class. Doughnuts are $1 each and it costs $2 for the box. Write an equation to represent this problem.
y= 1x+2
300
Write an equation in slope-intercept form that represents the relationship between the ounces of coffee and the price.
y = 1.75X
OR
y = 3.5/2x
300
What is the equation of the line below?
y = -3/4x +7
300
Create a table with at least three points for the equation below:
y=10x +1
Answers vary
0, 1
1, 11
2, 21
3, 31
300
The equation y=-2x+3 is graphed. One point on the graph is (1, 1).
Fill in the missing coordinate for this point (2, y ).
(2, -1)
y = -1
400
A car is at the top of a hill (600 ft. elevation). It moves at a rate of 25 miles per hour.
Write an equation to represent this situation.
y= -25x +600
OR
y= 600-25x
400
Lucky wants to write an equation that represents the cost in dollars, y, for the cost per food item (x) from McDonalds. What should his equation be?
y = 1x +5
400
What is the equation of the line below?
y = -2/5x+4
400
Create an equation for the points below:
x, y
0, 5
1, 7
2, 9
y=2x +5
400
Create a graph for the following equation:
y= 3/2x+1
500
Abby and Ricky buy fries at McDonald's for $5.
If x = the number of fries, does the following equation represent this situation? Explain why/why not.
y= x+5
No, the equation does not represent this situation. The equation should be
y=5x
500
If you want to buy 3 food items, which place would be the cheapest to order from? Explain your answer using at least one equation.
y = 5(3) = $15 at Pho Real
y= 1(3) +5 = $8 at McDonalds
y = 10 (3) +15 = $45 at Dominos
500
Find the equation of the line from the following points:
(-3, 0) and (0, 4)
y=3/4x + 4
500
Below is a table displaying the relationship between the ounces of coffee and the price. Write an equation in slope-intercept form from the information below.
y=1.75x+0
OR
y=1.75x
500
Create an equation in slope-intercept form from the following graph:
y=-2x -5