Question

What is the y-intercept of a line that has a slope of -3 and passes through point(0, -7)?

-7
-3
0
4​

Answer 1

-7

Explanation:

Answer 2

-7

Explanation:

use y-y1 = m(x-x1)

y+7= -3(x-0)

y = -3x -7

use y=mx+b

b= -7