Question 798588
Husband earns H per year
Sam H+6000 per year

They save {{{ (H+6000)/10 + 6H/100 = 5400 }}}
X100
{{{ 10H + 60000 + 6H = 540000 }}}
Substrate 60,000
16H = 480,000
H = 30,000
Husband earns 30,000 pa
Check:
Sam saves 10% 36,000 = 3600
Husband saves 6% 30,000 = 1800
Total 5400