Question 1191770
x at 8% gets 0.08x a year
2x+7000 at 4% gets 0.08x+280 per year
They add to 1240
so 0.16x+280=1240
0.16x=960
x=$6000, which at 8%=$480
2x=7000=19000, which at 4%=760
They add to $1240
$6000 at 8%
$19000 at 4%