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100
If y-15=6, what is the value of 2(y + 9)?
60
100
Look at the model. See handout. What is the value of x?
3
100
Maria has a newspaper route. She earns $12 per week plus an additional $0.75 for each newspaper that she delivers. a. Write an equation to describe the total amount y that Maria earns for delivering x newspapers in a week. b. Use your equation to find the amount of money Maria will earn for a week in which she delivers 60 newspapers
y=.75x+12, $57
100
Use your equation to find the distance the car travels in 7 hours. See the handout.
420 miles
100
The chart shows the relationship between the number of cups of flour used and the number of cookies made. See handout Write an equation which shows the relationship between the amount of flour, f, and the number of cookies, c. Show how you determined your answer in the space below.
c=6f
200
Diana can use the equation y = 7x to calculate her pay, where y represents the amount of pay, and x represents the number of hours worked. How many hours did Diana work if she was paid $38.50?
5.5 hours
200
Solve the equation x-5.5=22.
x=27.5
200
See handout. What are the two quantities in this situation?
Time (h) and distance (mi)
200
Suppose you extend the graph so that it passes through the point (10,a). What is the value of a? What does this point represent? See the handout.
600 miles in 10 hours
200
A video game store charges $7.50 for each video game rented plus a $2.00 re-stocking fee per game. Write an equation which represents the cost, C, of renting g video games. Explain how you determined your answer in the space below.
C=7.50g+2g, C=9.50g
300
Karen recorded her walking pace in a table. She walked 6 miles in 2 hours. She walked 12 miles in 4 hours. What equation best represents this relationship?
m=3h
300
Jenna’s basketball team scored 58 points in its last game. Jenna scored 15 of the points. Which equation could be used to determine the number of points p scored by Jenna’s teammates?
p+15=58
300
Identify the independent and dependent variables. See the handout.
Independent: Time (h), Dependent: Distance (mi)
300
There is a special sale at the movie theater: tickets are $7.00 each. A family spends a total of $49.00 for tickets. Write and solve an equation below which will determine the number of tickets, x, the family bought.
7x=49, x=7
300
Solve for x.....4/5x = 16
20
400
Leon had some change in his pocket. Then a friend loaned him $0.35. Now Leon has $1.85 in his pocket. Which equation can be used to find the original amount of money m that Leon had in his pocket?
m+0.35=1.85
400
The perimeter of the rectangle is 52 centimeters. The width is w and the length is w+5. Which equation could be used the find the width, w?
4w+10=52
400
Use the graph to complete the table. See the handout.
120, 240, 360, 480
400
The Greensboro Grasshoppers had 9 more wins than the Lexington Legends. If the Greensboro Grasshoppers had 34 wins, write and solve an equation in the space below which will determine how many wins, w, the Lexington Legends had.
w+9=34, w=25
400
The graph shows the relationship between the number of weeks a plant grows and the height it reaches each week. See handout. Write an equation that represents the relationship between the week, x, and plant height, y. Explain how you determined your answer in the space below. (hint: make a t-chart first)
y=5x
500
Last week Randy worked 42 hours in 5 days. Which equation could Randy use to find the average number of hours he worked each day?
5h=42
500
Ella builds butterfly houses. The table shows the number of nails n needed to build b butterfly houses. See handout. Which equation describes the relationship between butterfly houses and nails shown in the table?
9h=n
500
Write an equation that gives the distance the car travels y in x hours. See the handout.
y=60x
500
While at the music store, Drew bought 7 CDs, all at the same price. The tax on his purchase was $8, and the total was $70. What was the price of each CD? Write and solve an equation which determines how much Drew paid for each CD.
7c+8=70, $8.85
500
What will be the coordinates for the plant at 6 weeks? See handout
30 cm