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Solving Equations/Inequalities
Functions
Graphs of Lines
Equations of Lines
Systems
100

Solve 2x + 9 = 17.

x = 4

100
Give the definition of a function.
A relation in which each input has only one output.
100

What is the slope of the line y = -5x + 4?

m = -5

100
What is the equation of a line with a slope of -1/2 and a y-intercept at -6?
y = (-1/2)x - 6
100

What does the solution to a system of equations represent?

The point where two lines cross.

200
Solve 3x - 4 < 2x + 11
x < 15
200
I am measuring the amount of water in a test tube left outside after m minutes. What is the INDEPENDENT variable?
The number of minutes
200

What is the slope of the line 5x - 2y = 10?

2/5

200
What is the slope of the line perpendicular to y = 4x + 7?
-1/4
200

Is the point (-4, 5) a solution to the system? 3x + 3y = 3,  4x - 2y = -24

No.

300

3(x - 5) + 17 = -7

x = -3

300
The function f represents the number of math problems completed after m minutes. Does this represent a discrete or continuous domain?
Continuous- it is time
300

Find the slope of the line through (-5, -7) and (6, 15)?

2

300
Write the slope-intercept equation of the line with a slope of 5 through the point (-1, 4).
y = 5x + 9
300

Solve the system. y = 2x - 1,  5x - 2y = 6

(4, 7)

400

Solve for y: 3x - 4y = 28

y = (3/4)x - 7

400
Is the relation {(3, -1), (-2, 5), (1, 3), (3, -4), (0, 5)} a function? Why or why not?
No because 3 has two different outputs.
400

What are the x- and y-intercepts for the line 5x - 7y = 35?

x-int: 7 y-int: -5

400
Write the equation of the line parallel to y = (2/3)x + 4 through the point (6, -2).
y = (2/3)x - 6
400

Solve the system. x + y = -2,  4x - 6y = -38

(-5, 3)

500

Solve for h. A = (1/2)bh

h = (2A)/b

500
Evaluate the function f(x) = -4x - 1 for f(3).
-13
500

What is the slope of the line x = 5?

undefined

500
Write the equation of the line through (-4, 1) and (4, 7)?
y = (3/4)x + 4
500

Solve the system. 4x - 8y = 12,  6x - 12y = 18

Infinite solutions