Solving Systems Word Problems - Elimination and Substitution

Solving Systems Word Problems - Elimination and Substitution

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#1

 The sum of two numbers is 25. One number is twice the second number plus seven. What are the two numbers?

Multiple Choice

Which method would be BEST for solving this system?

• Substitution

• Elimination

#1

 The sum of two numbers is 25. One number is twice the second number plus seven. What are the two numbers?

Open Ended

What are the two numbers?

#2

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

Multiple Choice

Which method would be BEST for solving this system?

• Substitution

• Elimination

#2

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

Open Ended

What are the two numbers?

#3

At the state fair, the Jones family bought two adult tickets and four child’s tickets for $56. The McGee family bought two adult tickets and two child’s tickets for $42. Find the cost of each. 

Multiple Choice

Which method would be BEST for solving this system?

• Substitution

• Elimination

#3

At the state fair, the Jones family bought two adult tickets and four child’s tickets for $56. The McGee family bought two adult tickets and two child’s tickets for $42. Find the cost of each. 

Open Ended

What are the prices of each ticket?

#4

Tickets to a movie cost $7.25 for adults and $5.50 for students. A group of people purchased 8 tickets for $52.75. How many adult tickets and student tickets were purchased?

Multiple Choice

Which method would be BEST for solving this system?

• Substitution

• Elimination

#4

Tickets to a movie cost $7.25 for adults and $5.50 for students. A group of people purchased 8 tickets for $52.75. How many adult tickets and student tickets were purchased?

Open Ended

How many of each ticket were purchased?

Work on completing the scavenger hunt from yesterday!

• If you were absent or did not get the opportunity to complete the scavenger hunt activity, come to the front to get a paper.

• If you finish early, go back to complete the solving systems using Desmos worksheet or your maze.

• Don't forget: Quiz tomorrow on solving systems and word problems using Desmos.