STAAR Algebra 1 Practice
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by Rachel Schuster
| 20 Questions
1
1
A set of weights includes a 4 lb barbell and 5 pairs of weight plates. Each pair of plates weighs 20 lbs. If x pairs of plates aree added to the barbell, the total weight of the barbell and plates in pounds can be represented by f(x) = 20 + 4. What is the range of the function for this situation?
{0, 1, 2, 3, 4, 5, 6}
{4, 24, 44, 64, 84, 104, 124}
{0, 2, 4, 6}
{4, 44, 84, 124}
2
1
Write an equation that passes through the point (-4, 2) and has a slope of 9/2. Box your answer.
3
1
At a resturant jars of tomato sauce are stored in boxes in the pantry. Each box contains 8 jars of tomato sauce. A cook uses 2 jars from 1 of the boxes. Write a function that shows the relationship between y, th etotal number of jars of tomato sauce remaining in the pantry, and x, the number of boxes in the pantry. Box your answer.
4
1
The value of y is directly proportional to the value of x. If y=35 when x=140, what is the value of y when x=70? Box your answer.
5
1
What is the equation in slope-intercept form of the line that passes through the point (2, -2) and is perpendicular to the line represented by
6
1
Sketch a graph of the equation x=6.
7
1
What is the slope of the line represented by 5x - 12y = 24? Box your answer.
8
1
The tabel shows the linear relationship between the balance of a student's savings account and the number of weeks he has been saving. Based on the table, what is the rate of change of the balance of the students savings account in dollars and cents per week? Box your answer.

9
1
At a baseball game, hot dogs cost \$2.25 and sodas cost \$1.75. The total cost in dollars, t, for h hot dogs and s sodas can be described by the equation t=2.25h +1.75s. Which shows the equation correctly rewritten for s?

10
1
Which of the following shows the factors of the following polynomial? Select two answers.

(x + 15)
(x - 15)
(x + 2)
(x - 2)
(x + 10)
(x - 10)
(x + 3)
(x - 3)
11
1

12
1
Which statement is false?
The slope of a line is equal to the ratio of its rise to its run.
The slope of a line gives the rate of change for the function.
To calculate the slope of a line, you can use any two points on the line.
To find the slope of a line, divide the change in x by the change in y.
13
1
What is the slope and y-intercept of the following equation? Box both answers.

14
1
Write 3 coordinate points that are solutions to the following inequality.

15
1
Jon went to the store and bought 3 apples and 4 oranges and paid \$4.45. April went to the same store and bought 6 apples and 2 oranges and paid \$5.60. Write a system of equations that could be used to solve how much each apple and each orange costs. Box your equations.
16
1
Solve the equation -3(b + 4) = 5b + 4 for b. Box your final answer.
17
1

18
1
What transformations have occured from the equations below. Discribe both transformations.

19
1