Question 1125284
n nickels
n+8 quarters


{{{5n+25(n+8)=470}}}

{{{n+5(n+8)=94}}}

{{{n+5n+40=94}}}

{{{6n=54}}}

{{{n=9}}}

-

{{{n+8=9+8=17}}}

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17 quarters
and
9 nickels
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check
{{{17*0.25+9*0.05}}}
{{{4.25+0.45}}}
{{{4.7}}}