Question 697915


{{{7(r-7)+5=33}}}....using the distributive property, means first multiply {{{7(r-7)}}}

{{{7r-49+5=33}}}

{{{7r-44=33}}}

{{{7r=33+44}}}

{{{7r=77}}}

{{{r=77/7}}}

{{{r=11}}}



{{{ (r+2)/2=(2r)/3}}}....cross multiply

{{{ 3(r+2)=2(2r)}}}

{{{ 3r+6=4r}}}

{{{ 6=4r-3r}}}

{{{ 6=r}}}