Final Exam Prep: System of Equations Challenges

What are the two variables typically used in systems of linear equations?

• x and y

• p and q

• m and n

• a and b

In the given word problem, what do the variables x and y represent?

• Cost of a taco and cost of a burrito

• Number of tacos and number of burritos

• Total cost of meals

• Number of meals

Which method is chosen to solve the system of equations in the video?

• Graphing method

• Matrix method

• Elimination method

• Substitution method

What is the first step in solving the system using the substitution method?

• Multiply the equations

• Add the equations

• Subtract the equations

• Isolate one variable

What is the cost of a taco as found in the video?

• $1.00

• $1.10

• $1.20

• $1.30

After finding the cost of a taco, which equation is used to find the cost of a burrito?

• The manipulated second equation

• The manipulated first equation

• The original first equation

• The original second equation

What is the cost of a burrito as determined in the video?

• $2.00

• $2.05

• $2.15

• $2.10

How much would a customer pay for 2 tacos and 2 burritos?

• $7.30

• $8.30

• $6.30

• $5.30

What is the importance of ensuring the correct use of decimal points in word problems?

• To avoid confusion

• To ensure accuracy

• To make calculations easier

• To follow standard rules

What should you always include when discussing money in word problems?

• A comma

• A decimal point

• A dollar sign

• A percentage sign