Question 955576

{{{2x+1=7-x}}}

{{{2x+x=7-1}}}

{{{3x=6}}}

{{{x=6/3}}}

{{{x=2}}}....this is a line parallel to y-axis and crosses x-axis at {{{2}}} 


{{{drawing( 600, 600, -10, 10, -10, 10,line(2,10,2,-10), graph( 600, 600, -10, 10, -10, 10, 0)) }}}