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Definition
| sum of any number and zero is equal to the number; n + 0 = 0 |
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Definition
two numbers with a sum of 0
n + (-n) = 0 |
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Definition
| product of any number and 1 is equal to the number; n * 1 = n |
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| Multiplicative Property of Zero |
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Definition
solution of equation is zero;
9 * n = 0 |
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Definition
two numbers whose product is 1 (reciprocals);
a/b * b/a = 1
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Definition
any quantity is equal to itself;
a = a
2 + 3 = 2 + 3 |
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Definition
if one quantity equals a second quantity, then the 2nd quantity equals the first (similar to commutative);
if a = b then b = a |
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Definition
if a = b and b = c, then a = c;
if 5+7=8 + 4 and 8+4=12, then 5+7=15 |
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Term
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Definition
If a = b, then a may be replaced by b in any expression
If n=15, then 3n= 3(15) |
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