A. Addition property. B. Distributive property c. The multiplication property. Hope that helps
Answer:
See below.
Step-by-step explanation:
(a)
To multiply two polynomials, multiply every term of the first polynomial by every term of the second polynomial. Then combine like terms.




(b)
No. Since the binomials are different, the product of two different binomials and the same trinomial will give different results.
12x+9300=78900
12x=69600
x=5800
x being her monthly salary
That's correct. Now you gotta plug in -5 in for x and get both angles.