Answer:

Step-by-step explanation:
Write an equation:

Solve for x:

Divide by 55:


Answer: (4x + 5)/3
Explanation:
D = x
H = x + 5
R = 2x
Mean = (D + H + R)/3
= (x + x + 5 + 2x)/3
= (4x + 5)/2
Given expression is

So we can write it in verbal expression as one eight of a number.
The answer should be A and D
Answer:
1.25
Step-by-step explanation: