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Simplify 6b
Simplify 6b pictures 5
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Simplify 6b
simplify 6b+5b
simplify 6b 2 12b
simplify 6b-b
simplify 6b+3b+8b
simplify 6b 4a 3a 2b
simplify 6b+2b
6b-3b simplify
simplify 6b
simplify 6b-4b
simplify 6b 7b 10
