Question 1115923
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Paula’s age is 4 times Mary's age.  In 6 years time, the sum of <s>there</s> their  ages will be 57 years. Find <s>there</s> their present ages.
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{{{system(p=4m,(p+6)+(m+6)=57)}}}


{{{p+m=57-12}}}
{{{4m+m=45}}}
{{{5m=45}}}
{{{highlight(m=9)}}}--------------{{{highlight(p=36)}}}