Let x be the unknown number.
The sum of x and seven hundred is 
Ten thousand times this sum is 
What is the question that you are asking? How many seats are left? 88. Or is there more to this question that is not showing?
Both angles have to be 90 so if you find the value for x for one you get the other one ahmatically answer is 22 btw :)
[ Answer ]

[ Explanation ]
Rewrite 0.12 As A Fraction
-----------------------------
Rewrite Decimal As A Fraction With 1 As A Denominator
0.12 = 
Multiply To Remove Decimal Places
·
= 
Find GCF, Reduce Fraction
= 
0.12 = 
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Answer:
Guess I'll agree with the other person.
Step-by-step explanation: