Answer:
x = - 1
Step-by-step explanation:
To find the vertical asymptote, equate the denominator to zero and solve for x. If the numerator is non zero for this value then it is a vertical asymptote.
Solve : 3x + 3 = 0 ⇒ 3x = - 3 ⇒ x = - 1
Vertical asymptote is x = - 1
