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anthonyfr10004
20.10.2021 •
Mathematics
Determine if statement 1 & 2 lead to statement 3 by the law of detachment, law of syllogism, or if it is invalid.1. If a polygon is regular, then all the interior angles are congruent.2. If a polygon is regular, then all its sides are congruent.3. The polygon is regular.
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Ответ:
2r + 2
Step-by-step explanation:
8r+7−6r−5
Terms with r are like terms and can be combined together.
Terms with no variable are like terms and can be combined together.
Terms with r and terms with no r are not like terms and cannot be combined together.
8r + 7 - 6r - 5 =
= 8r - 6r + 7 - 5
= 2r + 2