Systems Review

Which inequality represents the graph?

Which system of inequalities represents the graph?

• y < -2

  y < x+1

• y < -2

  y > x + 1

• y > -2

  y < x + 1

• y > -2

  y > x + 1

A system of equations is shown in the graph. How many solutions does the system have based on the graph?

• None

• Infinite

• One

• Two

Which ordered pair is the best solution for the system of equations shown on the coordinate plane?

• (-2, 0)

• (-4, 0)

• (0, -2)

• (0, -4)

Solve the system of equations.

2x + 3y = -1

5x - 2y = 7

• (1, -1)

• (-1, 1)

• (-1, -1)

• (1, 1)

What is the y-value of the solution to the system of equations?

7x + 2y = 2

2x - y = 10

• 12

• 2

• -6

• -22

You are buying roses and carnations. The roses cost $15 per dozen and the carnations cost $8 per dozen. If you bought a total of 17 dozen flowers and paid a total of $192. How many roses did you buy?

• 6 dozen

• 7 dozen

• 8 dozen

• 9 dozen

Michael is 8 years older than Larry. The sum of Larry's and Michael's ages is 78. How old is Michael?

• 50 years old

• 48 years old

• 43 years old

• 35 years old

• 
• 
• 
• 

• (2, 6)

• (2, 5)

• (1, 8)

• (1, 5)