Which value from the set makes 12n-15=42 true?
A.2.25
B.2.8
C.3.5
D.4.75​

The quadratic function h(t) = -16.1t^2 + 150 models a balls height, in feet, over time, in seconds, after its dropped from a 15 story building. from what height in feet was the ball dropped?

Write an algebraic expression for the word expression the quotient of c and 8

Which inequality has a dashed boundary line when graphed ?