Find the values of $p$  for the following pair of equations

$-x+py=1$ and $px-y=1$, if the pair of equations has no solution.

Find the values of $p$ for the following pair of equations

$-3x+5y=7$ and $2px-3y=1$

if the lines represented by these equations are intersecting at a unique point.

Find the values of $p$ for the following pair of equations

$2x+3y-5=0$ and $px-6y-8=0$,

if the pair of equations has a unique solution.

Find the values of $p$ and $q$ for the following pair of equations

$2x+3y=7$ and $2px+py=28-qy$,

if the pair of equations has infinitely many solutions.

Find the values of $x$ and $y$ in the following rectangle

Solve the following pairs of equations

$x+y=3.3,$         $\frac{0.6}{3x-2y}=1,3x-2y\ne 0$