math
posted by Holli on .
slope = 2, passing through (0, 3)
equations for each line pointslope, slopeintercept form

Slope = 2, P(0,3).
Slopeintercept Form.
Y = mx + b
2*0 + b = 3
b = 3.
Eq.: Y = 2x  3.
Pointslope Form.
(0,3), (x,y).
Slope = (y+3)/(x0) = 2
Cross multiply:
Eq.:y+3 =2(x0).