Question 1115465
Ages B+3 and B.


{{{(B+3+5)+(B+5)=37}}}
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{{{2B+13=37}}}
{{{2B=24}}}
{{{highlight_green(B=B[2]=12)}}}











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(as two variables)
y and x.
{{{y=x+3}}}
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{{{y+5+x+5=37}}}
{{{y+x=37-10}}}
{{{y+x=27}}}
{{{x+3+x=27}}}
{{{2x=24}}}
{{{x=12}}}