Simplify: (3x2 − 5xy + 2y2) − (7x2 − 3xy − 3y2) (5 points) −4x2 + 8xy − y2
−4x2 − 8xy + y2
−4x2 + 2xy − 5y2
−4x2 − 2xy + 5y2

True or false look at the picture pls : /

Find the area of a parallelogram with base 15 yards and height 21 2/3

When keisha installed a fence along the 200 foot perimeter of her rectangular back yard, she left an opening for a gate.in the diagram below, she used x to represent the length in feet of the gate? what is the value? a. 10 b. 20 c. 25 d. 30