Question 151985
2/3x-7=x
{{{-7=x-(2/3)x}}}
{{{-7=x(1-(2/3))}}} ----> {{{-7=x((3-2)/3)}}}, cross multiply
{{{x=-21}}}
66=-6/5(s+3), cross multiply and distribute,
{{{66*5=-6s-18}}}
{{{330+18=-6s}}}
{{{cross(348)58/cross(-6)=cross(-6)s/cross(-6)}}}
{{{s=-58}}}
Thank you,
Jojo