Update acct_nt.mdx

Co-authored-by: Zachava96 <[email protected]>

acct_nt.mdx

@@ -93,7 +93,7 @@ Add up all the outgoing transactions between the two timestamps. The actual star
 <details>
 <summary>Spoilers for acct_nt's solutions </summary>
 
-With or without memos indicates whether or not if you should consider transactions with memos. If it says with memos, make sure the transactions have memos before adding them, otherwise ignore them.
+Indicates whether only transactions with (or without) memos should be considered.
 Memos are a little message that can be sent with a transaction. It displays as memo: "message here" in [[accts.transactions]].
 
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