Exploring Rational Expressions: Addition and Subtraction

What is the main topic introduced by the teacher in the beginning?

• Polynomials

• Quadratic Equations

• Systems of Equations

• Linear Inequalities

How do you verify if a given pair of values is a solution to a system of equations?

• By substituting the values into the equations

• By graphing the equations

• By solving the equations algebraically

• By using a calculator

In the movie theater problem, what does the equation 9x + 5.50y = 150 represent?

• The total number of tickets sold

• The total cost of tickets sold

• The number of adult tickets sold

• The number of child tickets sold

Tags

CCSS.8.EE.C.8C

What is the solution to the system of equations for the movie theater problem?

• 15 adults and 4 children

• 13 adults and 6 children

• 12 adults and 7 children

• 10 adults and 9 children

Tags

CCSS.8.EE.C.8C

In the football team problem, what does the equation x + y = 35 represent?

• The total number of scores

• The total number of field goals

• The total number of touchdowns

• The total number of players

Tags

CCSS.8.EE.C.8C

What is the solution to the system of equations for the football team problem?

• 20 touchdowns and 15 field goals

• 21 touchdowns and 14 field goals

• 22 touchdowns and 13 field goals

• 18 touchdowns and 17 field goals

Tags

CCSS.8.EE.C.8C

In the college costs problem, what does the equation y = 200 + 15x represent?

• The cost of College A

• The cost of College B

• The number of credits at College A

• The number of credits at College B

Tags

CCSS.HSF.LE.B.5

What is the solution to the system of equations for the college costs problem?

• 8 credits for $300

• 5 credits for $250

• 12 credits for $400

• 10 credits for $350

Tags

CCSS.8.EE.C.8C

Which college is cheaper for less than 10 credits?

• College A

• College B

• It depends on the number of credits

• Both are the same

Tags

CCSS.8.F.A.2

CCSS.HSF.IF.C.9

Which college is cheaper for more than 10 credits?

• College A

• College B

• Both are the same

• It depends on the number of credits

Tags

CCSS.8.F.A.2

CCSS.HSF.IF.C.9