Question

You have a rack that can hold 30 CDs. You can fit 7 more CDs on the rack before the rack is full. How many CDs are in the rack?

Answer 1

X = number of cds on the rack

x + 7 = 30
x = 30 - 7
x = 23 <== so there are currently 23 cds on the rack

Answer 2

Answer:

X+7=30

Step-by-step explanation:

30 is the total. You can fit seven. X must represent how much more for 30.