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Mathematics, 20.08.2019 23:30 19thomasar
Remove the parentheses and simplify 3a^2-6ab+3b^2-5(-6a^2+7ab-7b^2)
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Remove the parentheses and simplify 3a^2-6ab+3b^2-5(-6a^2+7ab-7b^2)...
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