Question 1045603
Set up the problem .03 (15000-x)+.045=573
Simplify 450-.03x+.045x=573
Simplify .015x+450=573
Simplify .015=123
Multiply by 1000
15x=123000
Simplify
123000÷15=8,200=x
15000-8200=6800

So 3% at $6,800
And 4.5% at $8,200