I'm soooo dumb!
Which values from this set {−30, −20, −10, 0, 10, 20} satisfy this inequality?
−1/5x + 3 ≤ 7
1. −20, −10, 0, 10, and 20 only
2. 0, 10, and 20 only
3. −30, −20, and −10 only
4. −30 and −20 only Pls help ASAP!!