Which expresses the given inequality in interval notation? x < - 3

() is for

[] is for ≤ and ≥

(a, b) means from a to b, not including a or b

(a, b] means from a to b, not including a, but including b

so

x<-3

so from - 3 to less of that or

from - ∞ to - 3

you can't equal - ∞, so we use parnthasees

also, it is < so we use parnthaees

(-∞,-3)