Practice 07-25-22

Solve the system of inequalities by graphing.

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Match the system to the graph (solution set is on the left)

• y ≤ 3x   and  y ≤ -2x + 4
• y > 3x   and  y > -2x + 4
• y < 3x   and  y > -2x + 3
• y > 3x   and  y < -2x + 4

Which point is a solution?

• (0, 6)

• (-3, 5)

• (1, 0)

• (-4, 3)

Is (0,0) a solution to the system?

• Solution
• Not a solution

Is (-2,4) a solution to the system?

• Solution
• Not a solution

Which of the following is not a solution to this system of inequalities?

• (0,-1)
• (0,3)
• (4,0)
• (6,-2)

Write the inequality

• y>2/3x-3
• y<2/3x-3
• y≤2/3x-3
• y≥2/3x-3

Write the inequalities

• y≥-2x+3
  y≤x-3
• y>2x+3
  y≥x-3
• y>-2x+3
  y≥x-3
• y<-2x+3
  y≤x-3

Which of the following is a solution to the systems of inequalities?

• (0, 0)

• (-3, 0)

• (2, -5)

• (3, -1)

Solve the system of Equation (x,y)
x + 3y = 18
 –x –4y = –25 

• (3,7)
• (-3,7)
• (7,-3)
• (-3,-7)