Answer:
(- 45, 0 )
Step-by-step explanation:
To find the x- intercept let y = 0 in the equation and solve for x
[tex]\frac{1}{3}[/tex] x + 0 = - 15, that is
[tex]\frac{1}{3}[/tex] x = - 15
Multiply both sides by 3 to clear the fraction
x = 3 × - 15 = - 45 ← x- intercept ⇒ (- 45, 0 )