By comparing the ratios $\frac{a_1}{a_2}, \frac{b_1}{b_2}, \frac{c_1}{c_2}$, state whether the lines represented by the following pairs of linear equations intersect at a point, are parallel or are coincident.

$5x-4y+8=0$

$7x+6y-9=0$

By comparing the ratios $\frac{a_1}{a_2}, \frac{b_1}{b_2}, \frac{c_1}{c_2}$, state whether the lines represented by the following pairs of linear equations intersect at a point, are parallel or are coincident.

$9x+3y+12=0$

$18x+6y+24=0$

By comparing the ratios $\frac{a_1}{a_2}, \frac{b_1}{b_2}, \frac{c_1}{c_2}$, state whether the lines represented by the following pairs of linear equations intersect at a point, are parallel or are coincident.

$6x-3y+10=0$

$2x-y+9=0$

Check whether the following equations are consistent or inconsistent. Solve them graphically.

$3x+2y=5$

$2x-3y=7$

Check whether the following equations are consistent or inconsistent. Solve them graphically.

 $2x-3y=8$

$4x-6y=9$

Check whether the following equations are consistent or inconsistent. Solve them graphically.

$\frac{3}{2}x+\frac{5}{3}y=7$

$9x-10y=12$

Check whether the following equations are consistent or inconsistent. Solve them graphically:

$5x-3y=11$

$-10x+6y=-22$

Check whether the following equations are consistent or inconsistent. Solve them graphically:

$\frac{4}{3}x+2y=18$

$2x+3y=12$

Check whether the following equations are consistent or inconsistent. Solve them graphically:

$$\begin{gathered} x+y=5 \\ 2x+2y=10 \end{gathered}$$