To answer this question, you will use the formula given to find the volume of concrete.
V = 3.14 x 0.6^2 x 30
V = 33.912m³
The volume of concrete is approximately 33.912 m³.
Answer:
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Step-by-step explanation:
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Answer:
<h2>Solution: each real number</h2>
Step-by-step explanation:

=> 5x + 9 = 4
Adding - 9 on both sides,
=> 5x + 9 - 9 = 4 - 9
=> 5x = - 5
Divide by 5 on both sides,

=> x = - 1
Hence the value of the variable x is - 1