Question 662519
{{{ abs(x-3)+3=7}}}

{{{ abs(x-3)=7-3}}}


{{{ abs(x-3)=4}}}

{{{ x-3=4}}}.....=>...{{{ x=7}}}

{{{ -(x-3)=4}}}.....=>...{{{ -x+3=4}}}..=>...{{{ -4+3=x}}}..=>...{{{x=-1}}}



{{{-1<=x<=7}}}

{{{ graph( 600,600, -10, 10, -10, 10, abs(x-3)-4) }}}