mathematical statement justification
−2(2x3 + 4x2 − 3) + 5(x2 − 2x − 2) } given
−4x3 − 8x2 + 6 + 5x2 − 10x − 10 }
−4x3 − 8x2 + 5x2 − 10x + 6 − 10 }
−4x3 − 3x2 − 10x − 4 }
fill in the missing justifications in the correct order.
a. combine like terms; distributive property; commutative property of addition
b. commutative property of addition; combine like terms; distributive property
c. distributive property; commutative property of addition; combine like terms
d. distributive property; combine like terms; commutative property of addition