1. Write the expression 5x + 4x²(2x + 7)-6x² - 9x as a polynomial in standard form.

What is the rate of change of a line that passes through (2,-5) and (6,-2)?

Rena is building a 1: 180 scale model of a real castle. her model has a rectangular base that is 3 feet wide and 4 feet long what is the area of the base of the actual castle in square feet

Billy plotted −3 4 and −1 4 on a number line to determine that −3 4 is smaller than −1 4 .is he correct? explain why or why not