Question 137110
.04X+.03(6,000-X)=225
.04X+180-.03X=225
.01X=225-180
.01X=45
X=4500 AMOUNT INVWESTED @ 4%
6000-4500=1500 INVESTED @ 3%
PROOF:
.04*4500+.03*1500=225
180+135=225
225=225