Answer:

Step-by-step explanation:
Given the equation

Note that

and

Combined, 
Solve the equation:

Since
this is the solution to the equation.
Answer:
11
Step-by-step explanation:


is the second or third Pythagorean triple on the list, which gives us the answer directly.
But if we didn't know that, let x be the short leg:




Rejecting the negative root, x=5, other side 12, the Pythagorean triple we found.
Answer:
$260.65
Step-by-step explanation:
189/100=1.89
1.89x15=28.35
289-28.35=260.65
Have a good day:)
The answer is 0.0136986301369863
Hope this helped!!