Copy of Week 5 Quiz: Modeling and Solving Systems of Equations (Due 2/10/23 End of Class) (7/21/2024)

Last updated about 5 hours ago

6 questions

Required

Copy of Week 5 Quiz: Modeling and Solving Systems of Equations (Due 2/10/23 End of Class) (7/21/2024)

Last updated about 5 hours ago

6 questions

Word Problem #1

Required

Define your the variables for this word problem:

Two times a number added to another number is 25. Three times the first number minus the other number is 20. Find the numbers.

Other Answer Choices:

Second number

First number

Required

Create the system of equations for this word problem.

Two times a number added to another number is 25. Three times the first number minus the other number is 20. Find the numbers. 

Other Answer Choices:

Required

Solve each word problem using substitution or elimination.
1st number _______ 
2nd number _______  

Word Problem #2

Required

Define your the variables for this word problem:

Airline fares for a flight from Dallas to Austin are $30 for first class and $25 for tourist class.  If a flight had 52 passengers who paid $1360, how many first-class and tourist class passengers were there?

Other Answer Choices:

second-class passengers

first-class passengers

Required

Create the system of equations for this word problem.

Airline fares for a flight from Dallas to Austin are $30 for first class and $25 for tourist class.  If a flight had 52 passengers who paid $1360, how many first-class and tourist class passengers were there? 

Other Answer Choices:

+ 25

1360

Required

Solve each word problem using substitution or elimination.

Number of 1st class passengers _______ 
Number of tourist class passengers _______  