math
posted by jessica on .
determine the equation of each line:
a) slope 3.4 passing through point (2, 4)
b) slope 5 and yintercept 0.7

a. m = 3.4, P(2,4).
Y = mx + b.
3.4*(2) + b = 4
6.8 + b = 4
b = 2.8 = yint.
Eq: Y = 3.4x + 2.8.
b. m = 5, yint = 0.7.
Y = mx + b.
Eq: Y = 5x  0.7.