Answer:
I think its 2 kg anyone correct me if I'm wrong!
Answer:
3 no solution
Step-by-step explanation:
I'm a smart man I would know trust me
I have my masters degree
Answer:
So the final answer is

Step-by-step explanation:
Radicals:
In mathematics, a radical expression is defined as any expression containing a radical (√) symbol. Many people mistakenly call this a 'square root' symbol, and many times it is used to determine the square root of a number. However, it can also be used to describe a cube root, a fourth root, or higher.
The given expression is

Now take common radical out so we will get

Now add the Parenthesis part.

So the final answer is

Answer:
x = 5.6
Step-by-step explanation:
5x - 7 = 21
5x = 28
x = 5.6
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