Which quadratic equation is equivalent to (x+2)^2 +5(x+3) - 6= 0

One positive number is 9 more than twice another. if their product is 95, find the numbers

For the quadratic function [tex]y=(x+4)^2-1[/tex] , do the following: a) rewrite the function in the standard form, b) rewrite the function in intercept form, c) find the vertex, d) find the y-intercept, e) find the x-intercepts.

The width of a rectangle is half as long as the length. the rectangle has an area of 18 square feet. what are the length and width of the rectangle?