If $(2, -3)$ is a solution of the equation $3x + ky = 18$,find the value of $k$.

Write four solutions for the following equation: $3x + y = 11$.

Draw the graph of each of the equations given below. Also,find the coordinates of the points where the graph intersects the coordinate axes:
$1. 3x + 5y = 15$
$2. 5x - 2y = 10$
$3. 4x + 3y = -12$
$4. 3x - 7y = 21$
$5. x - y = 0$
$6. 2x - 3y = 0$
$7. x - y = -5$
$8. 5x - 3y = 15$

Write the following equation in the form of a linear equation in two variables: $4x - 17 = 0$.

Write four solutions for the following equation:
$2x - 12 = 0$

State whether the following statement is true or false:
The graph of the equation $3x = 4y$ is a line passing through the origin.