Question

I find out the nature of line of equations 4x-3y-7=0,12x+9y-21=0​

Answer 1

Answer:

$4x - 3y - 7 = 0 \\ 12x + 9y - 21 = 0 \\ - - - - - - - - - \\ 8x + 6y = 14 \\ - - - - - - - - \\ 8x + y = 8 \\ x + y = 1$

ok

Answer 2

Answer:

4x-3y+7=0. 12x+9y-21=0