Answer:
7200 mg
Step-by-step explanation:
multiply the mass value by 1000
ANSWER

EXPLANATION
We want expand:

We expand using the distributive to obtain:


Simplify further by combining the two terms in the middle:

Answer: B and D
Step-by-step explanation:
Answer:
102
Step-by-step explanation:
These angles are congruent due to corresponding angles thm
3x + 21 = 6x - 60
3x - 6x = -60 - 21
-3x = -81
x = 27
3x + 21
3(27) + 21
81 + 21
102