Introduction to Inequalities with Two Variables

How would you say this?
y ≤ 18

• y is less than or equal to 18

• y is less than 18

• y is greater than 18

• y is greater than or equal to 18

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7.10.C

Which of the following is NOT a linear inequality in two variables? (There may be more than one answer.)

Which of the following is TRUE regarding the border line of a linear inequality?

• When the inequality uses the symbols > and <, the line is solid. 

• The line of an inequality is always broken.

• The line of an inequality is always solid.

Select the correct order of graphing a linear inequality in two variables:

• III, II, IV, V, I

• II, IV, V, I, III

• I, II, III, IV, V

• V, IV, III, II, I

• Astrid meets both of her expectations

• Astrid buys the expected number of fruits, but she does beyond her budget

• Astrid stays within her budget, but she doesn't buy the expected number of fruits

• Astrid doesn't meet either of her expectations

• Lars meets both of his expectations

• Lars works for the expected number of days but doesn't earn the expected number of money

• Lars earns the expected amount of money but doesn't work for the expected number of days

• Lars doesn't meet either of his expectations

Lars meets both of his expectations

• Lars meets both of his expectations

• Lars works for the expected number of days but doesn't earn the expected number of money

• Lars earns the expected amount of money but doesn't work for the expected number of days

• Lars doesn't meet either of his expectations

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Which of the following points belong to the solution of the system of linear inequalities

• (4,-6)

• (0,-4)

• (0,4)

• (1,2)

Which of the following points is NOT a solution of the system of linear inequalities

• (-8, -6)

• (-7,-4)

• (1,3)

• (-5,-3)