PLS HELP ITS URGENT! If the line y= 3x+7 undergoes a dilation with center (0,7) and scale factor 10, what is the SLOPE of the image?

If f(x)=-x^2+6x-1 and g(x)=3x^2-4x-1,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! ❤

There is an entrance to the computer room at point e which lies on ab and is 5 feet from point a. plot point e on the coordinate plane. find the distance from the entrance at point e to the printer at point e