Relations & Functions
Domain & Range
Linear Equations 1
Linear Equations 2
Linear Equations 3
Linear Equations 4
Word Problems
Systems of Equations
Systems Word Problems
Linear Inequalities
100
Define a relation.
What is "a set of ordered pairs."
100
The domain is the set of ___-values, and the range is the set of ____-values.
What is "x, y?"
100
What is slope-intercept form?
What is "y=mx+b?"
100
What is standard form?
What is "Ax + By = C?"
100
The two-step process used to graph a linear equation when it's in slope-intercept form.
What is "1. Plot the y-intercept 2. Slope staircase?"
100
The slopes of two perpendicular lines.
What are "opposite reciprocals?"
100
How can you tell that you should use slope-intercept form in a word problem?
What is "there will be one rate (the slope) and one flat amount (the y-intercept; often a flat fee or starting point)?"
100
The solution to:
What is "(-2,-5)?"
100
Does it matter which variable is x and which is y?
What is "no, as long as they are consistent between both equations?"
100
What kind of line would you use and where would you shade for y> -7/2+3 ?
What is "dotted and above?"
200
Define a function.
What is "a relation in which each element of the domain is paired with exactly one element of the range?"
AKA: for every input, there is only one output
200
Is this a function?
What is "yes?"
200
The slope of a line crossing through (-5,2) and (10,8).
What is "m = 2/5?"
200
What is point-slope form?
What is "y-y1 = m(x-x1)
200
The equation of this line 
What is "y = (-2/3)x + 3
200
The slope of a vertical line.
What is "undefined or DNE?"
200
Should you use slope-intercept or standard form for the following word problem:
For commission as a realtor, Michelle earns $349 plus 3% of the purchase price for each home she helps buy or sell. If she earned $8,965 in commission on a certain home, find its purchase price.
What is "slope-intercept form?"
200
Isolate x in the second equation to use for your substitution. What is your substituted equation? You don't need to solve it or simplify it; just type the equation after substituting. Your answer should have only y variables.
What is "5(-7y - 6) - 4y = 9?"
200
Write the equations for the following:
Ben has a collection of quarters and nickels worth $5.35. If the number of nickels is five less than twice the number of quarters, find the number of each coin.
What is
"0.25q + 0.05n = 5.35
n = 2q - 5?"
200
Write 2x-6y > 36 in slope-intercept form.
What is " y<1/3x-6 ?"
300
g(x)=x^2-8x+21
Find g(-5).
What is "86?"
300
Find the domain and range.
What is "domain: [-4,1) and range: (-3,5]?"
300
Write 5/2x-4y=-8 in slope-intercept form.
What is " y=5/8x+2 ?"
300
In what cases do you need point-slope form?
What is "when you need to find the equation of the line and are given at least one point and a way to find the slope?"
300
Find the equation in slope-intercept form of a line that passes through (-6,4) and is parallel to x + y = 8.
What is "y = -x - 2?"
300
Find the x and y intercepts of 4y = 10x - 24.
What is "(12/5, 0) and (0,-6)?"
300
Solve:
A collection of dimes and quarters is worth $9.55. If the quarters were dimes and the dimes were quarters, the total value would be $7.60. Find the number of each coin.
What is "18 dimes and 31 quarters?"
300
Solve
18x = 12y + 7
-8y+21=-12x
What is "no solution?"
300
Solve:
Aliyah bought four composition notebooks and three packs of pencils from the school bookstore and paid $10.93. Laura bought seven composition notebooks and two packs of pencils and paid $13.31. If each pencil pack contains ten pencils, what is the unit price per pencil?
What is "each pencil costs $0.179?"
300
Give a point that would be in the solution set of:
5x-2y> -8
y< -3
Answers may vary.
400
As part of Kayla’s exercise program, she either runs 6 miles/day or rides her bike 10 miles/day. Her new goal is to cover a minimum distance of 200 miles, with at least 15 of the days running. She would like to determine the number of days it would take to accomplish this. Write a system of linear inequalities to represent this situation.
What is
" 6r+10b>=200
r>=15 ?"