Which is an example of the commutative property? A. –(11 + 4) = –11 + (–4) B. 9 + (–4 + 7) = (9 + –4) + 7 C. 18 + (–14) = –14 + 18 D. –13 + 13 = 0
C
The answer is C because in the commutative property you simply move the equation around, and that's what C does, it moves the equation around without changing the value of the equation.
Which identifies all the integer solutions of |x| = 14? A. 0 only B. –14 and 14 C. 14 only D. –14 only
C only
B. -14 and 14 are both the absolute value of 14 because absolute value is simply how far a number is from zero...
What is the value of the expression –9 – 7 + 5? A. –7 B. –11 C. 11 D. 3
|dw:1389631429187:dw| It helps if you split the equation into 2 by using parentheses
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