Question 56595
1.50X+15.00=(X-20)3.00
1.50X+15.00=3X-60.00
1.50X-3X=-60.00-15.00
-1.50X=-75.00
X=-75.00/-1.5
X=50 PROGRAMS WERE BOUGHT & 30 SOLD.
PROOF
50*1.50+15.00=(50-20)3.00
75.00+15.00=30*3.00
90.00=90.00