The slope-intercept form: y = mx + b
m - slope
b - y-intercept
We have m= -7. Substitute:
y = -7x + b
We have the point (-4, 2). Substitute the coordinates of the point to the equation:
2 = -7(-4) + b
2 = 28 + b subtract 28 from both sides
-26 = b → b = -26
