Liner Equation in Two Variables and Statistics

7x + 2 is an example of linear equation in two variables.

• True

• False

3xy + 2 is an example of linear equation in two variables.

• True

• False

2x + 5y = 1 is an example of linear equation in two variables.

• True

• False

(2, -7) is located at quadrant 1

• True

• False

(-7, 5) is located at quadrant II.

• True

• False

(1, 2) is located at quadrant III.

• True

• False

(8, -9) is located at quadrant IV.

• True

• False

Master Handsome Kankanit Sorrawit invented Cartesian Plane.

• True

• False

Cartesian plane is formed by vertical and horizontal lines.

• True

• False

The graph of linear equation is a straight line.

• True

• False