Question

Are either of them correct?
(problem in photo)

Answer 1

x = 6

Explanation:

The formula of slope of a straight line passing through two given points (), and () is given by

As, the straight line passes through the points (x,-4) and (2,8) and has slope - 3.

So, we can write

⇒ 12 = 3x - 6

⇒ 3x = 18

⇒ x = 6 (Answer)