How long will it take to get $250 in interest if $2500 in invested at a 7% interest rate?

How many square feet of out door carpet will we need for this hole? 8ft 3ft 12ft 4ft

F(x)=x/2-2 and g(x)=2x^2+x-3 find (f+g)(x)

This is my question~~ ( r ^ 4 - 2r ^ 3 - 23 r ^ 2 - 4r - 32)÷(r+4) ~~ i must use long division to solve it : / i was wondering if anyone world like to solve it. and if so, share step-by-step explanations! you! ❤