If the point $(3,4)$ lies on the graph of $3y = ax + 7$,then find the value of $a$.

If the point $(-2, 5)$ lies on the graph of the equation $ax + 3y = 7$,find the value of $a$.

Write whether the following statement is True or False. Justify your answer:
The graph given below represents the linear equation $x + y = 0$.

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

The autorickshaw fare in a city is charged $Rs. 10$ for the first kilometer and $Rs. 4$ per kilometer for the subsequent distance covered. Write the linear equation to express the above statement and draw the graph of the linear equation.

Which of the following is an equation of a line that passes through points $(3,0)$ and $(0,4)$?