Distribute and simplify. Write all answers in simplest form.

(7x+7)(9x2)=\displaystyle {\left({7}{x}+{7}\right)}{\left({9}{x}-{2}\right)}= 7x×\displaystyle {7}{x}\times +\displaystyle + 7×\displaystyle {7}\times
=\displaystyle = ( ) +\displaystyle + ( )
=\displaystyle =