Write an equation in slope-intercept form of the line through point P(7, 9) and slope 3.

Question

asked Jul 11, 2022 23.1k views

2 Answers

Tovishalck · Answer 1 · 2022-07-15T06:12:27+0000

Answer:

y = 3x - 12

Explanation:

y = mx + b

(m is the slope)

y = 3x + b

plug in your point

9 = 3 (7) + b

9 = 21 + b

subtract 21 on both sides

b = -12

y = 3x - 12

Hope this helps :)