Metamath Proof Explorer
Description: Relationship between subtraction and addition. Based on subaddd .
(Contributed by Steven Nguyen, 8-Jan-2023)
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Ref |
Expression |
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Hypotheses |
resubaddd.1 |
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resubaddd.2 |
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resubaddd.3 |
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Assertion |
resubaddd |
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Proof
Step |
Hyp |
Ref |
Expression |
1 |
|
resubaddd.1 |
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2 |
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resubaddd.2 |
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3 |
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resubaddd.3 |
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4 |
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resubadd |
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5 |
1 2 3 4
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syl3anc |
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