Question 1073946
1.{{{A+B=20000}}}
2.{{{5A+8B=118000}}}
Multiply eq. 1 by 5 and subtract from eq. 2 to eliminate A.
{{{5A+8B-5A-5B=118000-100000}}}
{{{3B=18000}}}
Now solve for B then use either equation to solve for A.