Which equation represents a line parallel to the x-axis? A. x=5
B. y=10
C. x=1/3 y
D. y=5x+17
What is B
Which ordered pair is in the solution set of the system of equations y=-x+1 and y=x^2+5x+6?
A. (-5,-1)
B. (-5,6)
C. (5,-4)
D. (5,2)
B
Which equation represents a line that is parallel to the line y=-4x+5?
A. y=-4x+3
B. y=-1/4 x+5
C. y=1/4 x+3
D. y=4x+5
What is A
Factored completely, the expression 2x^2+10x-12 is equivalent to
A. 2(x-6)(x+1)
B. 2(x+6)(x-1)
C. 2(x+2)(x+3)
D. 2(x-2)(x-3)
What is B
The table below shows a cumulative frequency distribution of runners’ ages.
Age Total
20-29 8
30-39 18
40-49 25
50-59 31
60-69 35
According to the table, how many runners are in their forties?
What is 25
Which statement is true about the data set 3, 4, 5, 6, 7, 7, 10?
A.Mean = Mode
B.Mean > Mode
C. Mean = Median
D. Mean < Median
What is C. Mean = Median
What is the equation of the line that has a slope of 4 and passes through the point (3, -10)?
A. y=4x-22
B. y=4x+22
C. y=4x-43
D. y=4x+43
What is A
You randomly choose an integer between 1 and 20. What is the probability that the integer is in the teens?
7/20