Question 153181
x:  a(x-3)+8 = b(x-1)
Distribute: {{{ax-3a+8=bx-b}}}
{{{ax-bx=3a-8-b}}}
{{{x(a-b)=3a-8-b}}} ----> {{{x*(cross(a-b))/(cross(a-b))=(3a-8-b)/(a-b)}}}
{{{x=(3a-8-b)/(a-b)}}}
Thank you,
Jojo