10,000 Because you need to add 10,000 add its going to give you 20,000
The value for n is 
<h3>solving for n</h3>
<u>given data</u>
10n^{2} - 12 = -8
making n the subject of the formula
10n^{2} = -8 + 12
10n^{2} = 4
divide through by 10
n^{2} = 4 / 10
finding the square root of both sides
n = square root ( 4 / 10 )

n = 0.632 or 
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Answer:
3.90 I think.
Step-by-step explanation:
first, 15×36. then subtract 50 three times.
two thousand ten and eight tenths
Answer:
13/20
Step-by-step explanation:
0.650
/1
0.650 × 100
1 × 100 =
65
/100
65 ÷ 5
100 ÷ 5 =
13
/20