Elimination
(2 mins)
(2 mins)
-4x-2y=-12
4x+8y=-24
What is (6,-6)?
y=5x+5
y=x+5
What is (0,5)?
y=-1
y=-5/2x+4
What is the point of intersection?
(Must show graph)
What is 2,-1?
You and a friend go to Tacos Galore for lunch. You order three soft tacos and three burritos and your bill totals $11.25. Your friend's bill is $10.00 for four soft tacos and two burritos. How much do soft tacos cost? How much do burritos cost?
What is a soft taco is $1.25 and a burrito is $2.50?
The school where Ms.Du Masters received a Degree of Teaching of Mathematics
What is FAU?
-2x-9y=-25
-4x-9y=-23
What is (-1,3)?
-3x+6y=-24
y=7x+22
What is (-4,-6)?
y=-2x+2
y=-2x-2
What is the intersection point?
(Must show graph work)
What is no solution?
You are running a concession stand at a basketball game. You are selling hot dogs and sodas. Each hot dog costs $1.50 and each soda costs $0.50. At the end of the night, you made a total of $78.50. You sold a total of 87 hot dogs and sodas combined. You must report the number of hot dogs sold and the number of sodas sold. How many hot dogs were sold and how many sodas were sold?
What are 35 hot dogs and 52 sodas?
Sally is 54 years old and her mother is 80. Number of years ago when Sally’s mother was three times her age
What is 41 years ago?
5x+4y=-30
3x-9y=-18
What is (-6,0)?
x-3y=-12
4x+6y=-12
What is (-6,2)?
y=3x-4
y=-1/2x+3
What is the point of intersection?
(Must show graph work)
What is (2,2)?
All 231 students in the french class went on a field trip. Some students rode in vans which hold 7 students each and some students rode in buses which hold 25 students each. The number of type of vehicle did they use if there were 15 vehicles total.
What are 8 vans and 7 buses?
A linear system that has at least one solution
What is a consistent system?
2x+8y=6
-5x-20y=-15
What are infinitely many solutions?
2x+4y=-10
7x+8y=-23
What is (-1,-2)?
y=1/3x-3
y=-x+1
Where is the intersection point?
(Must show graph work)
What is (3,2)?
Since my uncle's farmyard appears to be overrun with dogs, and chickens, I asked him how many of each he had. He responded that his dogs and chickens had a total of 148 legs and 60 heads. Numbers of dogs and how many chickens does my uncle have.
What are 14 dogs and 46 chickens?
Ms.Du previous occupation
Be specific
What is an manufacturing and quality control engineer?
-14=20y-7x
10y+4=2x
-x+4y=13
x-4y=-10
What is No Solution?
y=-1/2x-2
y=-3/2x+2
What is the point of intersection?
(Must show graph work)
What is (4,-4)?
The telephone company offers two types of service. With Plan A, you can make an unlimited number of local calls per month for $18.50. With Plan B, you pay $6.50 monthly, plus 10 cents for each min. of calls after the first 40 min. The number of minutes you would have to use the telephone each month to make Plan A the better option.
What is x>160?
Who is Gottfried Leibniz?