Sent you a pic of the product of the expressions.
Answer:

Step-by-step explanation:
Recall that
. Using this, we can simplify and combine the two terms:
. Therefore, the terms may be combined.
Step-by-step explanation:
the answer in this picture
Answer:
It's an equilateral triangle because it has 3 equal sides
Step-by-step explanation:
Answer:
15%
Step-by-step explanation:
34.50-30=4.50
10% of 30= 3
5%of 30 = 1.50
3+1.50=4.50
so 4.50 = 15%