Answer:
Slope of the line 'm' = 5
Explanation:
Step(i):-
Given that the straight line
5 x - y = 20
⇒ 5x - 20 = y
y = 5 x - 20
Step(ii):-
The equation of the straight line having to slope 'm'
y = m x + c
given that the straight line
y = 5x +20
comparing y = m x + c
Slope of the line 'm' = 5