Which number choice represents an equivalent number sentence that uses the commutative property to rewrite "(-7) + 9 + (-1)"?
A. 7 + 9 + 1
B. (-7) + (-1) + 9
C. -8 + 9
D. 1

Respuesta :

C.-8+9 is the correct answer
C is the correct answer. (-7) and (-1) combine to create -8 therefore simplifying the equation.