Question

Which shows the best use of the associative and commutative properties to make simplifying - 5+9 - 1 + 2 easier? O A. (1+(-5)] + 9+(-) 1 21 OB. +9+(-5)] + [2+(-2) O c. +3)] - [9+2( 5)] OD. 12+(-5)] + [6) +9 SUBMIT

Answer 1

$\frac{3}{4}-5+9-\frac{2}{4}+2$

The easiest way to represent this using associative and commutative properties is

$(\frac{3}{4}+(-5))+(9+(-\frac{2}{4})+2)$

The answer is A.