Commutative property allows you to change the order of the terms when adding or multiplying without changing the outcome.
Answer:= −4a^4−a^3−7
Step-by-step explanation:
The first one. The x values repeat
Answer:
what is the opinions for the question
Answer:
The solution of the linear system is:
and 
Step-by-step explanation:
The following linear equation is solved as follows:


After some algebraic manipulation:






And finally,


The solution of the linear system is:
and 