Word Problems on Burgers and Beverages

The video tutorial covers solving systems of linear equations using substitution. It begins with an introduction and textbook references, followed by two word problems. The first problem involves calculating the number of turkey and veggie burgers sold, while the second problem focuses on determining the number of lemonade and orange juice cups sold. Both problems are solved by setting up equations, isolating variables, and using substitution to find the solutions.

Which textbooks are being used for the 7 Excel and Math 8 classes?

• Basic 1 and Course 3

• Advanced 2 and Course 3

• Advanced 1 and Course 2

• Advanced 2 and Course 4

In the turkey and veggie burgers problem, what is the total number of burgers bought?

• 50

• 40

• 60

• 70

What is the cost per turkey burger in the first word problem?

• $2.00

• $1.50

• $3.00

• $2.50

How many turkey burgers were sold according to the solution?

• 25

• 20

• 35

• 30

What is the first step in solving the system of equations using substitution?

• Isolate a variable

• Divide the equations

• Add the equations

• Multiply the equations

In the lemonade and orange juice problem, how much does each cup of lemonade cost?

• $2.00

• $1.00

• $4.00

• $3.00

What is the total revenue from selling 100 cups of lemonade and orange juice?

• $260

• $240

• $220

• $200

How many cups of orange juice were sold according to the solution?

• 40

• 60

• 50

• 30

What is the equation used to represent the total number of cups sold in the lemonade and orange juice problem?

• x + y = 200

• x + y = 150

• x + y = 100

• x + y = 50

What method is used to solve the system of equations in both word problems?

• Elimination

• Graphing

• Matrix

• Substitution