for the problem below Define a variable write an equation and solve it use the 5D process if needed to help you set up your equation.
for the school play the advance tickets cost $3 while tickets at the door cost $5 30 more tickets were sold at the door than in advance and $2,630 was collected how many of each kind of tickets were sold

Respuesta :

xnnie
d=# of tickets sold at the door
a=# of tickets sold in advance

3a+5d=2630
d=a+30

3a+5(a+30)=2630
8a+150=2630
8a=2480
a=310
d=340

310 tickets were sold in advance and 340 tickets were sold at the door.