Question 125539
.075X+.08(X-350)=437
.075X+.08X-28=437
.155X=437+28
.155X=465
X=465/.155
X=$3,000 INVESTED @ 7.5$
PROOF
.075*3000+.08(3000-350)=437
225+.08*2650)=437
225+212=437
437=437