What is the solution to the
Following equation?
2 – 4x = 14
a) x = 0
b) x = 3
c) x = -4
d) x = -3
What is D, x = -3
100
Solve the equation:
3( 2x - 4) = 18
a) x = 11/3
b) x = 5
c) x = 11/6
d) x = 1
What is B, x = 5
100
Solve the equation:
7x – 4x + 2 = 2x + 5
a) x = -1
b) x = 3
c) x = no solution
d) x = all real numbers
What is b, x = 3
100
Michael runs 3.5 miles in 30 minutes. If he continues at this rate for 2 hours, determine his rate of change.
a. 3.5 miles/hour
b. 7 miles/hour
c. 10.5 miles/hour
d. 14 miles/hour
What is B, 7 miles/hour
100
Della is renting a car for the day.The rental fee (y) is $30 plus $0.25 per mile (m). What equation represents this cost?
a) y = 0.30m + 25
b) y = 30m + 0.25
c) y = 0.25m + 30
d) y = 30.25m
What is C, y=0.25m + 30
200
What is the solution to 5 – 4x = 21?
a) x = 21
b) x = -21
c) x = 4
d) x = -4
What is D, x = -4
200
Solve the equation:
9(x + 3) = 27
a) x = 0
b) x = 52/9
c) x = no solution
d) x = all real numbers
What is A, x = 0
200
Solve the equation:
2(x +9) = 3(x + 4)
a) x = -30
b) x = 30
c) x = 6
d) x = -6
What is c, x = 6
200
Which of these ordered pairs would define a line with a negative slope?
a. (5, 5) (0, 1)
b. (2, 3) (-4, -1)
c. (3, 6) (5, 1)
d. (2, 3) (7, 6)
What is C, (3, 6) (5,1)
200
Thomas mows yards (y) for $20 each. He rents a mower for $75 a day. Which equation shows how many dollars (d) Thomas will make in a day?
a. d – 20y = 75
b. d = 20y - 75
c. d – 75 = 20y
d. d = 20y + 75
What is B, d= 20y - 75
300
What is the solution to:
2x – 1 = 19?
a. x = 10
b. x = 9
c. x = 40
d. x = 36
What is A, x = 10
300
What is the solution to
6 – (3x – 1) = 28?
a) x = 7
b) x = -7
c) x = 6
d) x = -6
What is B, x = -7
300
Solve the equation:
4(5x - 7) = 10x + 2
a) x = 1
b) x = 10
c) x = 3
d) x = 30
What is c, x = 3
300
The slope of the line through the points (1,1) and (1, 2) is
a. Zero
b. Negative
c. Positive
d. Undefiined
What is D, undefined
300
A line has a slope of ½ and passes through the point ( 4, 8 ). What is the equation for the line?
a) y = 1/2 x + 4
b) y = 1/2 x + 8
c) y = 1/2 x + 10
d) y = 1/2 x + 6
What is D, y = 1/2 x + 6
400
What is the solution to:
1 + 3x – 9 = 4x - 7 ?
a. - 15
b. -15/7
c. -1
d. -7/15
What is C, -1
400
Solve the following equation:
12 = -4(x + 3) + 4
a) x = 1
b) x = -1
c) x = 5
d) x = -5
What is D, x = -5
400
Solve the equation:
2x + 18 = 16 - 4(x +7)
a) x =15
b) x = no solution
c) x = 5
d) x = -5
What is D, x = -5
400
Compare the following functions to determine which has the greater rate of change.
a) Function 1: y = 2x + 4
b) Function 2: (-1, -6); (0, -3) ; (2, 3)
What is b, Function 2, rate of change is 3.
400
Which of the following is an equations of a line that passes through the point (0,9) and has a positive slope?
a. y = 3x + 9
b. y = -3x + 9
c. y = 3x
d. y= 3x + 3
What is a, y = 3x + 9
500
Which is the solution of:
-3x – 2 = 17?
a. x= -6 1/3
b. x= -5
c. x=12
d. x=-6
What is A, x= -6 1/3
500
Solve the following equation:
3(5x -2) + (-4x + 5)= 10
a) x= 13/11
b) x =9/19
c) x= – 9
d) x = 1
What is D, x = 1
500
Solve the equation:
x + 13 = 5(x + 3) – 4( 1/2 + x)
a) x = 0
b) x = 13
c) x = no solution
d) x = all real numbers
What is d, x = all real numbers
500
A scuba diver is 40 feet below the surface of the water 10 seconds after he entered the water and 100 feet below the surface after 40 seconds. What is the scuba divers rate of change?
a) 2 ft/s
b) .05 ft/s
c) 20ft/s
d) cannot be determined
What is a, 2 ft/s.
500
If a line contains the points
(- 8, - 42), (0, -2) and (6,28), the equation of the line is
A) y = –2x + 5
B) y = 2x – 5
C) y = 5x – 2
D) y = –5x – 2