Solving Real-World Systems of Linear Inequalities

What is the total value of the gift card Luis receives?

• $35

• $30

• $25

• $20

How much does each song cost?

• $1.09

• $0.89

• $0.79

• $0.99

What is the cost of each game?

• $2.09

• $1.89

• $2.19

• $1.99

What does the variable 's' represent in this problem?

• Total items

• Total cost

• Number of songs

• Number of games

What inequality represents the constraint that Luis wants to buy at least 15 items?

• s + g ≤ 15

• 0.89s + 1.99g ≤ 25

• 0.89s + 1.99g ≥ 25

• s + g ≥ 15

What is the total amount Luis can spend on songs and games?

• $35

• $30

• $25

• $20

What is the intercept of the line s + g = 15 when g is 0?

• s = 0

• s = 30

• s = 15

• s = 25

What is the intercept of the line 0.89s + 1.99g = 25 when s is 0?

• g = 20

• g = 15

• g = 25

• g = 12.56

What is the intercept of the line 0.89s + 1.99g = 25 when g is 0?

• s = 12.56

• s = 25

• s = 15

• s = 28.08

Which region on the graph represents the possible purchases Luis can make?

• Above the orange line and below the blue line

• Below the orange line and above the blue line

• Below both lines

• Above both lines