y=mx+b
Subject:
Algebra [1]
Tags:
y: y-value in point (x,y)
m: slope
x: x-value in point (x,y)
b: y-intercept
EXAMPLE:
y = mx + b
(–6) = (4)(–1) + b
–6 = –4 + b
–2 = b
y = mx + b
4 = (– 2/3)(–2) + b
4 = 4/3 + b
4 – 4/3 = b
12/3 – 4/3 = b
b = 8/3