Is it correct to say if so?

Either one is OK in your example. I would tend to use if so for simple affirmations, and if yes/no/not when responding to a clear yes/no choice. In my experience both are used natively (but if yes/no/not may be more common in formal writing).

How do you use if after a question?

“If So” Usage “If so” means “if that is the case.” For example, “Shelby might go to the concert later. If so, she will need a ride.” This usage indicates that if Shelby does attend the concert, she will need someone to give her a ride.

Can you start a sentence with were?

Yes, we can start an interrogative sentence (question) with was and were. Was there somebody at the door?

Is if so formal?

The expression “if so” is certainly used in more formal settings than informal. The real issue is making sure you use it correctly so as not to sound rude.

Do I need a comma after if so?

Informal rule: If “if so” means “if it is so” or “if that is so,” it needs one comma if it starts a sentence and two in the middle of a sentence. “If not/if not” follows the same rule.

What does if so mean?

: if that is the case I might be late. If so, please start the meeting without me.

Do you use a comma after if so?

If so begins an independent clause, a comma should precede it, but if it begins a dependent clause, leave it out.

What is the meaning of if I were a bird I would fly?

The sentence is not referring to any time past, present of future. It’s just referring to an imaginary condition which has never existed and seemingly will never exist. Still, the sentence and other sentences of this type are said and spoken.

What is the past tense of followed?

If you want to remember easily, you can think of was/were as the past tense form of the auxiliary verbs am, is and are. Generally, “was is used for singular objects and “were” is used for plural objects. So, you will use “was” with I, he, she and it while you will use “were” with you, we and they.