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STAAR Prep 8- y=mx+b

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Last updated about 4 years ago
18 questions
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Question 1
1.

Question 2
2.

Question 3
3.

#3)
The graph of a linear function is shown on the coordinate grid. What is the slope of the graph of this function in decimal form?

Question 4
4.

#4)
A linear function is represented on the coordinate grid. What is the y-intercept of the graph of this function?

Question 5
5.

Question 6
6.

Question 7
7.

Question 8
8.

Question 9
9.

#10)
The table shows the number of gallons of gasoline in a car’s tank after the car has been driven x miles. When the data is graphed on a coordinate grid, the points all lie on the same line.

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Question 12
12.

Question 13
13.

Question 14
14.

Question 15
15.

Question 16
16.

Question 17
17.

Question 18
18.

#1)
A store sells new video games for $55 each. Used videos games sell for $12 each. Jacob is buying 3 new video games and x used games. Which equation cab be used to find y, the total price Jacob must pay in dollars?
A) y=12x+55
B) y=12x+165
C) y=55x+12
D) y=165x+12
#2)
A piolet takes a taxi from the airport to a hotel. The taxi driver charges a $2.50 initial charge plus $2.65 per mile. Which equation can be used to find y, the total cost of the trip if xrepresents the number of miles of the trip?
A) y=2.50x+2.65
B) y=2.65 (x+2.50)
C) y=2.65x-2.50
D) y=2.65x+2.50
#5)
Which equation best represents the relationship between x and y in the graph?

A) y=3x+3
B) y=3x+1
C) y=1/3x+3
D) y=1/3x-1
#6)
Which equation best represents the relationship between x and y in the graph?

#7
Which equation represents the relationship between x and y in the graph?

#8)
Which equation represents the relationship between x and y in the graph?

#9)
Which table contains only values that satisfy the equation y=0.5x+14
Question 10
10.

What is the Slope (in decimal form)?

Question 11
11.

What is the Y-Intercept?

#11)
Which equation represents the relationship shown in the table?

A) y=x-4
B) y=2x+9
C) y=3x-2
D) y=3x-5
#12)
Which relationship represents the relationship shown in the table?

A) y=1.25x
B) y=0.625x
C) y=0.625x+1.25
D) y=1.6x-1.95
#13)
Which equation represents the function that passes through the points (-1, -1/4) and (1, -3/4)?
#14)
Two equations are graphed on the coordinate grid. Which ordered pair represents a solution to both equations?

A) (-4, 0)
B) (-3, 3)
C) (3, -3)
D) (0, 4)
#15)
Frank and Erica are selling ribbons to raise money for the football team. The graph shows the linear relationship between the number of ribbons each of them has left to sell and the number of days they have been selling ribbons. On which day does it appear that Frank and Erica will have the same number of ribbons left to sell?

A) Day 15
B) Day 48
C) Day 33
D) Day 18
#16)

A
B
C
D
#17)

A
B
C
D