Question 706298
.03X-.07(18000-X)=90
.03X-1260+.07X=90
.10X=90+1260
.10X=1350
X=1350/.10
X=$13500 INVESTED @ 3%.
.03*13500-.07(18000-13500)=90
405-.07*4500=90
405-315=90
90=90