The product of the polynomials (3x + 2) and (-x-3) is?

Which of the following expressions are equivalent ?

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

Which of the following transformations will always produce a congruent figure?