Question

Which is an equation of the line with a slope of 4 and a y-intercept of -2?

Answer 1

y = 4x - 2

Explanation:

Y-intercepts cross the y-axis at x = 0. So, we can plug (0 , -2) into an equation with m = 4.

-2 = 4(0) + b

-2 = b

y = 4x - 2