POSSIE ploperties of algebra to justify each step of the following problem:
- 3+ (+ 3) = - 3+ (3 + I)
= (-3 + 3) +

0 +
Associative Property
Inverse Property
Commutative Property
Identity Property
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I need help pls

Volume is length times width times height so
20 times 8 times 30 which is 4,800
surface area is ph (p is perimeter of base), h is height.
so perimeter would be length+length+width+width so 20+20+8+8 which is 56. so multiply 56 times 30 which is 1680. hope this !