The decimal answer is 1.697368421 and the fraction answer is 129/76
Answer:
<h3><u>Part A.</u> 5n</h3>
<h3><u>Part B.</u> 5n (2n –3) ( n + 2x)</h3>
Step-by-step explanation:
<u>A. Ans ; </u>
10n³ – 15 n² + 20 xn² – 30 xn
Factors ; 10 —> 10 , 5 , 2 , 1
Factors ; 5 —> 5 , 1
Factors ; 20 —> 20 , 10 , 5 , 4 , 2 , 1
Factors ; 30 —> 30 , 15 , 10 , 6 , 5 , 3 , 2, 1
The greatest common factor of numbers is ; 5
n³—> n , n , n
n² —> n , n
xn² —> x , n , n
xn —> x , n
The greatest common factor of the variables is ; n
<h3>So ; Greatest common factor : 5n</h3>
<u>B . Ans ;</u>

I hope I helped you^_^
Answer:
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Step-by-step explanation:
The answer to this would be 34.5
Get all the n together so 3n+2n=5n
5n-17=38
Minus 17 from both sides
5n= 55
N= 11