Answer:
16
Step-by-step explanation:
the two negatives cancel out so if you are subtracting -8 from 8 you would actually end up adding them.
hope it helps!
Answer:
204
Step-by-step explanation:
17 x 12=204
Step-by-step explanation:

Answer:
31.6
Step-by-step explanation:
38+29+16+42+33 = 158
158÷5 = 31.6
1.D 2. A 3.C 4.D
1 Is the monomial as it only contains one expression.
2. Is the difference of squares because something squared minus something squared.
3. Is standard because it is of the form

4. We know D is the not the monomial simply because its power is negative which means it does not fit the definition of a polynomial.