Question 1098472
{{{(6+2x)(3+2x)=31}}}

-

{{{4x^2+18x+18=31}}}
{{{4x^2+18x-13=0}}}


{{{x=(-18+sqrt(532))/8}}}

{{{highlight(x=0.63)}}}{{{METERS}}}, {{{to}}} {{{nearest}}}{{{centimeter}}}