The length of a rectangle is 3 inches more than its width. If the perimeter is 42 inches, write an equation that can be used to find the dimensions of the rectangle.
(Let x= the width of the rectangle.)

Angle xyz is formed by segments xy and yz on the coordinate grid below: a coordinate plane is shown. angle xyz has endpoints at 3 comma negative 1 and 6 negative 2 and 3 comma negative 3 and measures 36.87 degrees. angle xyz is rotated 270 degrees counterclockwise about the origin to form angle x′y′z′. which statement shows the measure of angle x′y′z′?

The point of intersection of the diagonals of a rectangle is 4 cm further away from the smaller side then from the larger side of the rectangle. the perimeter of the rectangle is equal to 56 cm. find the lengths of the sides of the rectangle. 16 points answer quick

Find the condition that the zeros of the polynomial f(x) = x^3+3px^2+3px+r may be in a.p.