It is x = 0.
x+x+x= 3x
are you in Kindergarten of course one plus one will equal 2
It is: 12x
There is no sensible simplification.
If x is equal to 5, then x squared plus 25 is equal to 50.
It equals x+5y simplified
Yes it does
-x + x = 0.
X plus 7-12?
no...why would it.... it equals 2x+9
It equals 53.