Linear Inequality and System of Linear Inequality in Two V

What is the correct symbol to make the mathematical statement 4x - 8y ____ 16 a linear equality?

• =

• <

• >

• ≤

Which of the statements below is a linear inequality in two variables?

• 4x – y > 1

• x² + y² ≤ 10

• 8y ≥ 6x²

• x – y = 14

Which of the following is NOT a linear inequality in two variables?

• 2x + 8 > 4y

• 5m ≥ -3

• 6 - 8r < 2t

• 2a − 4b > 9

The graph of an inequality using a < or > has a ______ line.

• horizontal

• broken

• solid

• vertical

Which of the following graphs DOES NOT shows an inequality?

• 
• 
• 
• 

How can you tell if an inequality will have a solid line?

• It has an equal sign

• the symbol has “or equal to”

• The symbol is greater than

• the symbol is lesser than

To get a passing mark in school, a student must have a grade (g) of at least 75. Which of the following mathematical statement represent the given situation?

• g ≤ 75

• g = 75

• g ≥ 75

• none of these

Is ( 1, 2 ) is a solution of 2x + 4y > 8?

• True

• False

Is ( 2, 3 ) is a solution of x – 2y < 5?

• True

• False

Is ( -2, 3 ) is a solution of 3x – y ≥ 0?

• True

• False