• Company A charges $9 per calculator plus a $20 shipping fee. • Company B charges $8 per calculator plus a $45 shipping fee.

Aline has a slope of 1/4 and passes through point (0.4,-1/2). what is the value of the y-intercept?

If angle 2=3x +1 and angle 3=2x +4what is angle 2

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?