Answer:
23s-7
Step-by-step explanation:
Good evening
23s - 7
17s-10+3(2s+1) = 17s-10+6s+3
= (17s+6s)+(3-10)
= 23s + (-7)
= 23s - 7
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:)
156250
10000(1+.5/2 )^2*10=156250
I think C