Which addition does the model below represent? +
+
+
+
OOO
8+(-3)
2+(-3)
5+3
5+(-3)

5 + (-3)

Step-by-step explanation:

there are 5 positives and 3 negatives

so when you add them together you get 5 + (-3)

yes

step-by-step explanation:

let m = monomial

let t = trinomial

so, m times t = t.

monomial times a trinomial = another trinomial.