Equations With Two Variables

Solve the equation 2y + 3x = 12 for y in terms of x.

• y = (12 + 3x) / 2

• y = (12 - 2x) / 3

• y = (12 - x) / 6

• y = (12 - 3x) / 2

For the equation 5y - 15 = 10x, what is the y-intercept when it is rearranged into slope-intercept form?

• 3

• -3

• 15

• -15

Which of the following inequalities matches the graph?

• y > 2x - 2

• y < 2x - 2

• y ≥ 2x - 2

• y ≤ 2x - 2

Which of the following inequalities matches the graph?

• x > -2

• x < -2

• y > -2

• y < -2

Aleris is sending a fancy organic fruit basket to her grandma for her birthday.  Apples cost $3 and oranges cost $2.  Aleris can spend no more than $24 on the gift.  
Write an inequality that describes the situation.
Let x = # of apples
Let y = # of oranges

• 3x + 2y < 24

• 3x + 2y > 24

• 3x + 2y ≤ 24

• 3x + 2y ≥ 24

Select the correct graph for each inequality.

• A

• B

• C

• _D

Select the correct graph for each inequality.

• A

• B

• C

• D

Select the correct graph for each inequality.

• A

• B

• C

• D

Which point below is NOT part of the solution set?

• (0, 0)

• (-10, -10)

• (1, -1)

• (5, 20)

The equation y = 3x + 5 has _____

• A unique solution

• Only two solutions

• Three solutions

• Infinitely many solutions