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100
n = 6n − 4 Which sentence represents this equation? A Six times a number is 4 less than the number. B A number is 4 minus the product of 6 and the number. C A number is 4 less than the product of the number and 6. D Six times the difference of a number and 4 is equal to the number.
C. A number is 4 less than the product of the number and 6
100
2x + 5y + 7x − y What is the simplified form of this expression? A 9x + 4y B 9x + 5y C 9x + 6y D 9x − 4y
A 9x + 4y
100
Which set of ordered pairs represents a function? A {(2, 1), (2, 2), (2, 3)} B {(4, 2), (2, 4), (4, 4)} C {(0, 0), (0, 1), (1, 0), (1, 1)} D {(1, 1), (2, 2), (3, 3), (4, 4)}
D {(1, 1), (2, 2), (3, 3), (4, 4)}
100
{(0, 1), (2, 2), (4, 3), (8, 4)} Which set of numbers represents the range? A {0, 2, 4, 8} B {1, 2, 4, 8} C {1, 2, 3, 4} D {0, 1, 2, 3, 4, 8}
C {1, 2, 3, 4}
100
What values of x represent the solutions to the inequality −2x + 4 < 8? A x < −4 B x > −4 C x < −2 D x > −2
D x > −2
200
Antonio read the first 60 pages of his book in 40 minutes. At this rate, how long should it take Antonio to read the rest of his 210-page book? A 100 minutes B 130 minutes C 135 minutes D 225 minutes
A 100 minutes
200
(2x + 3) − (3x − 4) What is the simplified value of this expression? A −x − 1 B −x + 7 C 5x + 1 D 5x − 7
B -x + 7
200
{(0, 1), (2, 4), (4, 2), (4, 8), (8, 2), (8, 5)} Which set of numbers represents the domain? A {1, 2, 4, 5, 8} B {0, 2, 4, 8} C {0, 1, 2, 4, 8} D {0, 1, 2, 4, 5, 8}
B {0, 2, 4, 8}
200
y = x + 2 y = -x + 4 What is the y-value of the solution to this system of equations? A 1 B 3 C 4 D 6
B 3
200
A furnace technician charges $20 per hour and a one-time service charge of $30. Which equation represents the total charge (y) for working x hours? A y = 20x + 30 B y = 30x + 20 C y = 20(x − 30) D y = 20(x + 30)
A y = 20x + 30
300
The snowfall in Jackson Creek was recently measured at 0.4 inches per hour over a period of 9 hours and 30 minutes. How many inches of snow did Jackson Creek receive? A 3.41 inches B 3.60 inches C 3.72 inches D 3.80 inches
D. 3.80 inches
300
3x2 + 8x − 10 −5x2 − 4x − 2 What is the sum of these two expressions? A 2x 2 + 4x − 8 B −2x 2 + 4x − 8 C 2x 2 + 4x − 12 D −2x 2 + 4x − 12
D −2x 2 + 4x − 12
300
f(x) = x2 − 3x What is the value of f(5)? A 4 B 8 C 10 D 16
C 10
300
What is the equation of the line with an x-intercept of 3 and a y-intercept of −6? A y = 2x + 3 B y = 2x − 6 C y = 3x + 3 D y = 3x − 6
B y = 2x − 6
300
Jorge cut a 40-inch rope into 3 pieces. The first piece is 18 inches long. The second piece is at least 9 inches long, but no greater than 15 inches long. Which inequality represents the length (x) of the third piece? A 7 ≤ x ≤ 13 B 7 ≤ x ≤ 33 C 13 ≤ x ≤ 27 D 13 ≤ x ≤ 33
A 7 ≤ x ≤ 13
400
2(x + y) − z = 2x + z Which equation is equivalent to the equation above when solved for y? A y = 1 B y = z C y = 1 + 4x D y = z + 4x
B y= z
400
Which expression is the factored equivalent of 3x2 − 4x + 1? A (3x − 1)(x − 1) B (3x − 1)(x + 1) C (3x + 1)(x − 1) D (3x + 1)(x + 1)
A (3x − 1)(x − 1)
400
−2x + 3y = −6 What is the slope of this line? A −2 B -2/3 C 2/3 D 2
C 2/3
400
What is the function of the line that contains the points (10, −2) and (20, −12)? A f(x) = x − 8 B f(x) = −x + 8 C f(x) = x − 12 D f(x) = −x + 12
B f(x) = −x + 8
400
The population of a small town in 1990 was 1,200 people, and the population in 2000 was 2,700 people. Let x represent the number of years since 1990. Let y represent the population. Which linear equation represents this data? A y = 150x + 1,200 B y = 150x + 2,700 C y = 1,200x + 2,700 D y = 2,700x + 1,200
A y = 150x + 1,200
500
What is the value of the expression (3m − 2(−n) − mn) when m = 3 and n = −2? A -1 B 7 C 11 D 19
C 11
500
Which expression is a factor of 4x2 + 2x − 2? A (x − 1) B (x + 1) C (x − 2) D (x + 2)
B (x + 1)
500
What is the equation of the line that has a slope of −5 and passes through the y-axis at 2? A y = −5x − 2 B y = −5x + 2 C y = −5(x − 2) D y = −5(x + 2)
B y = −5x + 2
500
What is the equation of the line with a slope of −2 that passes through the point (4, −3)? A y + 4 = 3(x − (−2)) B y + 3 = 4(x − (−2)) C y + 4 = −2(x − 3) D y + 3 = −2(x − 4)
D y + 3 = −2(x − 4)
500
What is the equation of the line with a slope of 3 that passes through the x-axis at −1? A y = 3x − 1 B y = 3x + 1 C y = 3x − 3 D y = 3x + 3
D y = 3x + 3
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