Which inequality has a solid boundary line when graphed?
a. x+y< 7
b. x+7y > 7
c. y+7x> 7
d. y+ x less than or equal to 7

There were 816 people at a concert when a band started to play. after each song, only half the people stayed to hear the next song. how many people were left at the concert after x songs? write a function to represent this scenario.

Write the expression in simplified radical form. show all steps and work including any foil method work. (hint: use the conjugate. no decimal answers.) (9-2√3)/(12+√3)

Rectangle leg this 11feet and perimeter of 38feet what is the width of the rectangle in feet