Question 647395

A number {{{x}}} added to {{{5}}}:{{{5+x}}}

is the same as {{{twice}}} the number: {{{5+x=2x}}}

{{{5+x=2x}}}...solve for {{{x}}}

{{{5=2x-x}}}

{{{5=x}}}

check:

{{{5+x=2x}}}

{{{5+5=2*5}}}

{{{10=10}}}