Solution:

I(1) + ate(2^3 is 8) + Some(Sum symbol) + Pie(Symbol)
= I Ate Some Pie and It Was Delicious

Solution:

Excuse Me (X Q-s Me)

Solution:

It is pointing towards the phrase - Fat Chance. It is quite evident with the fat letters.

Solution:

Tenures (10 yours)

Solution:

Comfortable (Come 4 Table)

Solution:

Thank you (10Q)

Solution:

Misunderstood

Solution:

Advice

Solution:

Periodic Table

Solution:

Falling Asleep