Question 347100
{{{(x+y+15+35)/4=25}}}
{{{x+y+50=100}}}
{{{x+y=50}}}
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{{{(x+15+35)/3=27}}}
{{{x+50=81}}}
{{{x=31}}}
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Substituting,
{{{31+y=50}}}
{{{highlight(y=19)}}}