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Unformatted text preview: no equal sign so we can’t really say what x equals. (Does that make sense?) Let’s try another one: Notice that, on this one, we have the 2 on the outside. The parentheses acts like a stop sign for the distribution – we stop there. We distributed. But are we done? NO! We can combine the two like terms (in this case, the 21 and the 2) … FINAL ANSWER. We can’t combine the two terms that are left because they’re unlike terms: the first one has an x and the second one doesn’t. We can only mess them up when we’re multiplying (and we’re not multiplying anymore – we’re adding!)...
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