Answer:
-7x
Step-by-step explanation:
==> -12x + 5x.
==> -12+5xx
==> -7x
−12x+5x
Combine Like Terms:
=−12x+5x
=(−12x+5x)
=−7x
Combining like terms - Combining like terms will simplify a math problem and is also the proper form for writing a polynomial. To combine like terms, just add the coefficients of each like term.
the second answer seems to be the most reassonable
Step-by-step explanation:commutative property
hope it helps
