Solve the following pairs of equations by the method of elimination:
$7(y+3)-2(x+2)=14$
$4(y-2)+3(x-3)=2$

Solve the following pairs of equations by the method of elimination:
$5x - 3y = 1$
$2x + 5y = 19$

Solve the following pair of linear equations using a graph: $3x + 4y = 6$ and $3x + 4y = 19$.

Aruna has only $Rs. 1$ and $Rs. 2$ coins with her. If the total number of coins that she has is $50$ and the amount of money with her is $Rs. 75$,then the number of $Rs. 1$ and $Rs. 2$ coins are,respectively

The equation of a line which is parallel to the line $x+3y=5$ is $\ldots \ldots \ldots \ldots$

$A$ two-digit number is obtained by either multiplying the sum of the digits by $8$ and then subtracting $5$,or by multiplying the difference of the digits by $16$ and then adding $3$. Find the number.