Linear Equations Level 1
Slope!
Linear Equations Level 2
From a Graph
Story Time
100
Every linear equation has a _______________.
Constant rate of change
100
What is the common phrase associated with slope?
Rise over run
(Rise)/(Run)
100
Is the graph below linear? Bonus Question: What type of function is pictured?
No!
Bonus: Quadratic
100
Identify the y-intercept (as a coordinate) from the graph.
(0, 3)
100
BONUS!
How many individual time zones are there in Russia?
11!
200
Write the equation of a line with a slope of 3 and a y-intercept at (0, -4).
y=3x-4
200
Identify the slope from the equation.
y=2/5x-5
m=2/5
200
Which line of best fit is a better representation of the data? Blue or Red?
Red
200
Identify the slope of the line below. (HINT: Use the rise over run technique)
m=-3
200
You and your friends want to go bowling but don't know how much money to bring. If the bowling alley charges $10 as a flat rate and an additional $3 per hour, how much would it cost you and your friends to bowl for 8 hours? (HINT: use the equation c=3h+10 where c=cost and h=# of hours)
$34
300
What is the slope of the equation below?
y=5x-8
5
300
BONUS!
What is the national sport of Japan?
Sumo!
300
Write the equation of a line with a slope of 3 that passes through the point (-5, 7).
y=3x+22
300
What is the slope of the line graphed below?
m=0
300
Sally planted a tree in her backyard that started 3 feet tall. The tree grows 0.2 feet per year. How many years have passed if the tree is now 15 feet tall? (h=height and t=# of years)
h=0.2t+3
60 years
400
What is the y-intercept (as a coordinate) of the equation below?
y=1/2x+19
(0, 19)
400
Calculate the slope of the line that passes through (1, 3) and (3, 5).
m=2
400
Given the points (-4, -11) and (2, 1), write the equation of the line that passes through both points.
y=2x-3
400
Write the equation of the line graphed below. (HINT: look at the y-axis for your b value)
y=x+4
400
Write an equation that represents the scenario:
Pablo and Tasha want to buy a new videogame but it's super expensive. Their parents lend them the $65 needed to purchase the game. Pablo and Tasha agree to pay their parents back $5 a week until the game is paid off. (Let B=the remaining balance and w=#of weeks.
B=65-5w
500
Write the equation of a line with a slope of -2/3 and a y-intercept of (0, 6)
y=(-2)/3x+6
500
Calculate the slope of the line that passes through (-4, -9) and (8, -3).
y=1/2x-7
500
Given the points (-8, 13) and (12, -2), write the equation of the line that passes through both points.
y=(-3)/4x+7
500
BONUS!
In which year did Taylor Swift release her first studio album? Bonus 100 points if you guess the correct month!
October 2006
500
Hypothetically, let's say that Jahmyr Gibbs rushes 150 yards per game (no more and no less). If he started his season out with 0 rushing yards, how many games will it take for his rushing yards total to reach 1250? (HINT: Write your own equation)
9 games
(Answer = 8.333, 8 games wouldn't be enough)