Which of the following has no solution? A. 2(4 + 2) = 8 + 20
B. 2(6 + 2) = 14 + 2.2
C. 10. + 5 = 3(51 + 7)
D. 51 - 10 = 1 + 20

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.

Solve the given system of equations. 2y= -x+9 , 3x-6= -15

Aline passes through the point (–7, 5) and has a slope of 1/2 which is another point that the line passes through?