An 760g boulder has a density of 8 g/cm^3 What is the volume of the boulder?
2 answers:
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Given:
The product of a particular number is 65.
Second value is given by the sum of 8 and the original number.
To find:
The unknown number.
Solution:
Let x be the unknown number.
Then, second number = x+8
The product of a particular number is 65.
Splitting the middle term, we get
Using zero product property, we get
and
and
So, the unknown number is either 5 or -13.
Therefore, the correct option is B.
Answer:
degrees.
Step-by-step explanation:
Line ABC is a straight line, and the angle on a straight line is always 180 degrees.
Since ABD + DBC = ABC, we know that
Divide both sides by 9:
DBC is degrees.