are these correct? compare. write <,>, or =

Question

-4-(-6) > -7-3
|-51| >|0|
3-(-3) > 0-(-3)
-3-8 = -22 + 11
|10 + 5| < |-15|

Answer 1

All correct except for the last one.
|10+5|=15
|-15|=15
So the sign should be...

Answer 2

:(
check again!