<em>Formula:</em>

<em>Plug in the values:</em>

<em>Simplify LHS:</em>

<em>Multiply by 1936 on both sides:</em>

<em>Simplify RHS:</em>

<em>Square root both sides:</em>
Answer: The radius is 4 units. (Answer B)
Answer:
Step-by-step explanation:
-3w= -7w-7 =
-3w+7w = -7w+7w - 7 =
4w= -7
4w/4 = -7/4 =
w = -7/4
Let x be the number of days.
If Ashley posts 17 status updates each day, then after x days Ashley posts 17x status updates.
If Roberto posts 21 status updates each day, then after x days Roberto posts 21x status updates.
Part A. The combined number of posts for Ashley and Roberto after x days is:
17x+21x.
Part B. The difference between number of posts for Ashley and Roberto after x days is:
21x-17x.
5. area = 452.4
6. area = 56.8