Question 275767
.07(X+1,200)+.06*X=201
.07X+84+.06X=201
.13X=201-84
.13X=117
X=117/.13
X=$900 AMOUNT INVESTED @ 6%.
900+1,200=$2,100 INVESTED @ 7%.
PROOF:
.07*2,100+.06*900=201
147+54=201
201=201