Random Trivia
What is the fastest bird in the world?
Peregrine Falcon
(They reach speeds up to 240 MPH when diving)
Solve the systems of equations:
-3x + 4y = -2
y = -5
(-6, -5)
Solve the systems of equations:
14x + 2y = 26
-14x - 6y = -50
(1, 6)
How many solutions would a system of linear equations have if the equations are parallel and different y-intercepts?
Zero Solutions
Is the given point a solution to the system of equations?
Point: (2,6)
x + y = 8
3x - y = 0
Yes
Which state has had the most serial killers?
New York
Solve the systems of equations:
-5x - 5y = 10
y = -4x -17
(-5, 3)
Solve the systems of equations:
-3x - 5y = 2
3x + 5y = 7
No Solution
How many solutions would a system of linear equations have if the equations are parallel and have the same y-intercept?
Infinite Solutions
Is the given point a solution to the system of equations?
Point: (1/2, -2)
6x + 5y = -7
2x - 4y = -8
No
How many ferries does the department of transportation own in Seattle?
21 Ferries
Solve the systems of equations:
y = -2x - 9
3x -6y = 9
(-3, -3)
Solve the systems of equations:
-6x - 10y = 4
6x + 10y = 0
No Solution
Is there 1 solution, No solution, or Infinite solutions for the following question?
3x - y = 19
-3x + y = 10
No Solutions
What is this form called?
y = mx + b
Slope Intercept Form
Who was the 44th president of the United States?
Barack Obama
Solve the systems of equations:
-8x - 5y = -24
-x + y = 10
(-2, 8)
Solve the systems of equations:
-3x - 24y = -66
3x + 4y = -14
(-10, 4)
How many solutions does the system have?
3y + 4x = 6
12y + 16x = 24
These are the same exact line, therefore they have
Infinite Solutions
Determine which method you would use to solve the following system of equations. Explain your reasoning.
0.3x - 0.2y = -2.1
0.6x + 1.3y = 0.9
Elimination - the equations are already in standard form.
Who was the first president of the United States to be assassinated?
(Hint: the assassination happened 5 days after the civil war ended)
Abraham Lincoln
Solve the systems of equations:
-8x + y = -7
16x - 2y = 14
Infinitely Many Solutions
Solve the systems of equations:
-15x + 6y = -36
8x - 6y = 22
(2, -1)
How you tell if the following equations have one, no, or infinite solutions without solving the system?
6x - 14y = 31
6x - 87y = 56
One Solution
If we have different slope (-A/B), then the lines intersect. Therefore, one Solutions
Solve the following System of Equations
-6y + 2 = -4x
y - 2 = x
First step, substitute the x into the top equation.
(-5,-3)