Question

What is the equation of the line that has a slope of 4 and passes through the point (3, -10?

Answer 1

Hello 
the equation is y = ax+b
a the slop    a = 4
y = 4x+b
the line passes through (3, -10) :  -10 = 6(3)+b
b = -28
the equation is y = 6x-28