Simplify -9p + 3 + 4p + 7p - 4p - 4p and a picture explanation please.

Type the correct answer in the box. use numerals instead of words. if necessary, use / for the fraction bar.

The function y= x - 4x+ 5 approximates the height, y, of a bird, and its horizontal distance, x, as it flies from one fence post to another. all distances are in feet. complete the square to find and interpret the extreme value (vertex). select two answers: one extreme value and one interpretation.

Which of the following will form the composite function?