Solve and graph the solution set of :

$2x-9\le 7$ and $3x+9>25; x\in \mathrm{I}$.

Solve and graph the solution set of :

$x+5\ge 4(x-1)$ and $3-2x<-7; x\in \mathrm{R}$.

Solve and graph the solution set of :

$3x-2>19$ or $3-2x\ge -7; x\in \mathrm{R}.$

Solve and graph the solution set of :

$5>p-1>2$ or $7\le 2p-1\le 17; p\in \mathrm{R}.$

The diagram represents two inequations $\mathrm{A}$ and $\mathrm{B}$ on real number lines :

$\mathrm{A}=$

$\mathrm{B}=$ 

Write down $\mathrm{A}$ and $\mathrm{B}$ in set builder notation.  

The diagram represents two inequations $\mathrm{A}$ and $\mathrm{B}$ on real number lines :

$\mathrm{A}=$

$\mathrm{B}=$

Represent $\mathrm{A}\cap \mathrm{B}$ and $\mathrm{A}\cap {\mathrm{B}}^{\text{'}}$ on two different number lines. 

Use real number line to find the range of values of $x$ for which:

$x>3$ and $0<x<6$.

Use real number line to find the range of values of $\mathrm{x}$ for which:

$x<0$ and $-3\le x<1.$

Use real number line to find the range of values of $x$ for which :

$-1<x\le 6$ and $-2\le \mathrm{x}\le 3$.