A ball fell for 23 seconds at a rate of 8 feet per second. A second ball fell for 3x less seconds at a rate of speed that is x feet per second slower than the first ball.

Which of the following equations could be used to determine how far the second ball fell?

50 ! pls ! 12.  building codes regulate the steepness of stairs. homes must have steps that are at least 13 inches wide for each 8 inches that they rise.

a. discuss how to find the slope of the stairs.
b. describe how changing the width or height affects the steepness of the stairs.

Solve this system of equations. 12x − 18y = 27 4x − 6y = 10

The surface area of the triangular prism is .