Question 99837
.03(X-20,000)+300=630.38
.03X-600+300=630.38
.03X=630.38+300
.03X=930.38
X=930.38/.03
X=$31,012.67 IS HER TOTAL SALES.
PROOF
.03(31,012.67-20,000)+300=630.38
.03*11,012.67+300=630.67
330.38+300=630.38
630.38=630.38