Question 1169966
v, the number of striped balloons
80-v, number of pink balloons


{{{3v+2(80-v)=185}}}
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{{{3v+2*80-2v=185}}}
{{{(3-2)v=185-2*80}}}
{{{v=185-160}}}
{{{highlight(v=25)}}}-------------and {{{55}}} of the pink balloons