Question

what is the slope of the parrallel line
$y = 4x - 5$

Answer 1

there are infinite parrallel lines to each line
a line is parrallel to a line if and only if there slopes are equal.y=4x+5,m=4,so any line with the equation y=4x+b where b is a real number except -5 is parrallel to y=4x-5.