tell which property of addition is illustrated.?

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(5+7v)+-16=5+(7v+-16)

(9+-4w)+(8r+33)=(8r+33)+(9+-4w)

(11+2g)+80=(2g+11)+80

(-7+8a)+(9a+14)=-7+(8a+9a)+14

2006-10-02 16:40:14 · 3 answers · asked by Dee 1 in Science & Mathematics ➔ Mathematics

1. associativity
2. commutativity
3. commutativity
4. associativity

2006-10-02 16:42:40 · answer #1 · answered by James L 5 · 0⤊ 0⤋

Expansion

2006-10-02 16:42:48 · answer #2 · answered by IQEinsten 2 · 0⤊ 0⤋

1. associative
2. commutative
3. commutative
4. associative

2006-10-02 17:16:50 · answer #3 · answered by ♥Pyar Ki Pari♥ 4 · 0⤊ 0⤋