2x ! the number would be x and 2x is 2 times x!
The answer is C because 6X^3 minus 5X^3 is just X^3 and 3Y^2 plus 2Y^2 is 5Y^2.
Answer:
2+m-1+m
Step-by-step explanation:
By combining like terms, the given expression and the above answer both simplify to ...
2m+1
___
The other available choices do not.