Question 301397
{{{n+d=65}}} Multiply this by -.10
{{{.05n+.10d=5.50}}}
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{{{-.10n-.10d=-6.5}}}
{{{.05n+.10d=5.50}}}add together
{{{-.05n=-1}}}
{{{n=20}}}
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{{{n+d=65}}}
{{{20+d=65}}}
{{{d=45}}}

20 nickels and 45 dimes