A square poster of the length 3x is to have a square painting centered on it. The length of the painting is 2x. The area of the poster not covered by the painting will be painted black. What is the area of the poster that will be painted black?

5x^2

Step-by-step explanation:

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Well, the area of the poster before it was painted is 9x^2, the painting's area is 4x^2.

All you need to do is subtract 4x^2 from 9x^2 which is 5x^2.

(っ◔◡◔)っ ♥ Hope this helped! Have a great day! :) ♥

BTW, brainliest would be greatly appreciated, I only need one more before I advance, thanks!

-12 > a

step-by-step explanation:

-11 > 1 + a

subtract 1 from each side

-11 -1> 1 -1+ a

-12 > a