A) 4 units
B) 5 units
C) 6 units
D) 15 units
Correct Answer: C
$ \Rightarrow $ $ 5x=30 $
$ \Rightarrow $ $ x=6 $ units
Alternate Method
Expressing the given equation in slope intercept form, we get
$ \frac{x}{6}+\frac{4}{5}=1 $
$ \therefore $ $ x\text{-} $ intercept = 6 units