How to simplify (x)(x-2)(9+2x)=45
The equation above is already in its simplest form. If you want to expand the brackets there's the guide below.Step by step guide:X(X-2)(9+2X)= 45\((x^{2} +2x) (9+2x)=45\)\(9x^2+2x^3+18x+4x^2=45\)\(9x^2+2x^3+18x+4x^2-45=0\)
