Find an equation for the line perpendicular to the line 4x+8y=−84x+8y=−8 having the same y-intercept as −4x+2y=−6−4x+2y=−6.

Asequence is defined recursively by the formula  f(n  +  1)  =  f(n)  +  3 . the first term of the sequence is  –4. what is the next term in the sequence? –7–117

What term best describes a line and a point that lie in the same plane? a. congruent b. coplanar c. collinear d. equal

The number if marbles of different colors stored in a hat is listed below: 4 red marbles 10 green marbles 7 blue marbles. without looking in the hat, dan takes out a marble at random. he replaces the marble and then takes out another marble from the hat. what is the probability that dan takes out a blue marble in both draws?