B
B
17
8
A
15
C
Find cos(B) in the triangle.

Use the foil method to find (z− 5/3 )(z− 2/3 )

5(-9w) put expression in distributive property

Lindsay used two points, (x,y; ) and (+2.82), to find the equation of the line, y = mx + b, that passes through the points. y2-y, first, she used the definition of slope and determined that the value of mis x, - . given this information, which expression must represent the value of b?