Graphing Systems of Equations
Determine if (1, 5) is a solution to the system of equations below:
x+y=6
y-x=4
Yes
Use substitution to find the solution to the following system of equations:
y = x + 1
x + y = 3
(1, 2)
What is slope-intercept form?
y = mx + b
In the movie Elf, what character plays Buddy the Elf?
Will Ferrell
How do you say Merry Christmas in Spanish?
Feliz Navidad
Determine if (1,2) is a solution to the system of equations below:
2x + y = 4
x - 3y = 5
No
Use substitution to find the solution to the following system of equations:
x = y - 4
x - 2y = 2
(-10,-6)
Name the slope and y-intercept of the following equation: y = -1/2x + 4
slope: -1/2 y-intercept: (0, 4)
What is Frosty the Snowman's nose made of? Hint: think of the song.
A Button Nose
How many days is Hanukkah?
8 days
Find the solution to the system of equations below by graphing:
y = 3x - 1
y = -2x + 4
(1,2)
Use substitution to find the solution to the following system of equations:
x = -4y + 2
x - 2y = 26
(-14, -4)
Write an equation in slope intercept form for the line with a slope of -2/3 and a y-intercept of (0, 5)
y = -2/3x + 5
What is roasted on an open fire in the Christmas Song?
Chestnuts
When was the first official day of Winter this year?
Wednesday, December 21
Find the solution to the system of equations below by graphing:
y = 3x - 3
-9x + 3y = 12
No Solutions
Use substitution to find the solution to the following system of equations:
4x + y = 3
–2x + y = 21
(-3, 15)
Find the slope of the line that passes through the points (1, 5) and (7, 9)
4/6 = 2/3
Who wrote the book How the Grinch Stole Christmas?
Dr. Seuss
How many days is Kwanzaa?
7 days
Find the solution to the system of equations below by graphing:
y = 4x + 1
-8x + 2y = 2
Infinite Solutions
Use substitution to find the solution to the following system of equations:
x + 2y = 7
5x – 15y = –40
(1, 3)
Find the slope of the line that passes through the points (-3, 8) and (2, 18)
2
How many gifts in total were given out on the 12 days of Christmas? Hint: think of the song; "on the first day of Christmas my true love gave to me..."
78 gifts (a partridge in a pear tree, 2 turtle doves, 3 french hens, 4 calling birds, 5 golden rings...)
Name all eight of Santa's reindeer besides Rudolph.
Dasher, Prancer, Comet, Vixen, Cupid, Donner, Blitzen, Dancer