Question 742512
.09X+.06(7000-X)=555
.09X+420-.06X=555
.03X=555-420
.03X=135
X=135/.03
X=$4,500 IS INVESTED @ 9%.
7000-4500=$2,500 IS INVESTED @6%.
PROOF:
.09*4500+.06*2500=555
405+150=555
555=555