Question 928658
.12x + .07(25000 - 3x) + .06(2x) = 1945
.12x - (.21x) + .12x = 1945  - 1750
 .03x= 195
x = $6500, amount at 12%
2x = $13,000, amount at 6%
{{{25000-3*6500)}}} = $5,500, amount at 7%
And..checking
Sum = $25,000