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. How many hot dogs were sold and how many sodas were sold?
35 hot dogs and 52 sodas
What should your answer be written as when solving systems?
An ordered pair.
or
x=#
y=#
The senior classes at High School A and High School B planned separate trips to New York City. The senior class at High School A rented and filled 1 van and 6 buses with 372 students. High School B rented and filled 4 vans and 12 buses with 780 students. Each van and each bus carried the same number of students. How many students can a van carry? How many students can a bus carry?
(18, 59)
How do you check your answer when solving systems of equations?
You plug the ordered pair back into both equations and see if you get the same number on both sides of the equals sign for both equations.
The difference of two numbers is 3. Their sum is 13. Find the numbers.
(4, 8)
What is the solution for the following system? 3x-y=-2 -2x+y=3
(1,5)
You and a friend go to Taco Mama for lunch. You order three soft tacos and three burritos and your total bill is $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?
(1.25, 2.50)
What is the solution for the following system? -5x+y=-2 -3x+6y=-12
( 0,-2 )
The sum of twice a number and 4 times another number is 4. The first number decreased by the second number is 5. Find the numbers.
(4, -1)