you have a rack that can fit 30 cds you can fit 7 more cds on the rack before the rack is fulll which equation models this situation appropiratly where x represents the number of cds?
4 - Practice: Solving One Step Equations Online Practice (Pearson Connexus)
1. C
2. B
3. A
4. C
5. A
6. D
7. D
8. B
9. A
10. B
For people passing by, maybe nobody will notice
Kit is right even in 2020
probably something like
x+7 = 30
Be more precise. Here, x does not just
represent the number of cds
That is unclear and ambiguous.
It represents the number of cds already on the shelf.