Elimination
Solve:
10x -2y=4
-3x+2y=10
What is (2,8)
Solve:
y=5x+10
y=8x+4
What is (2,20)
At the baseball game, the Rebelos ordered 2 hot dogs and 3 cheeseburgers and paid $20.00. The Caines ordered 2 hot dogs and 5 cheeseburgers and paid $29.00. What is the cost of one cheeseburger.
What is $4.50
Ordered pair *How is it set up?
What is (X,Y)
Solve:
6x+7y=1
-6x-5y=1
What is. (-1,1)
y=3x-18
y=2x+2
What is (20,42)
Natasha needs a ride to a concert (she will get a ride home with friends). She can call a cab or an Uber. The cab company will charge a $15 reservation fee plus $1.50 per mile. The Uber will cost $2 per mile but she will leave a $5 tip. Which should she take? Explain your answer.
What is the cab company
DAILY DOUBLE!!!!
More than one equation
What is a system of equations.
Solve:
-9x+5y=-8
2x-5y=29
What is (-3,-7)
Solve:
Y=6x+3
3x+2y=66
What is (4,27)
Emmy Kate had 27 coins in her change purse, consisting of quarters and dimes only. If the coins were worth a total of $4.05, how many quarters were in the change purse?
What is 9
Solve:
9x-3y=0
9x+7y=-60
What is (-2,-6)
Solve:
x=3y+1
2x+4y=12
What is (4,1)
DAILY DOUBLE!!!!
Cynthia is getting a new logo for her new company and having shirts made. Delightful Designs will charge $60 to design the logo and then $15 per shirt printed. Graphic Studios will not charge for the design, but charges $20 per shirt printed. When do both companies cost the same price?
What is 12 shirts
Putting an expression into that variable in the other equations.
What is substitution
Solve:
2x+3y=-1
5x-12y=-22
What is. (-2,1)
Solve:
x=4y
2x-8y=8
What is no solution
Cameron and Chloe participated in their school's candle fundraiser. Cameron sold 22 votives and 8 three-wick candles for $324.00 in sales. Chloe sold 15 votives and 12 three-wick candles for $294.00 in sales. What was the cost of a three-wick candle?
What is $24.50
Solving a system of equations by getting rid of a variable
What is elimination