Step-by-step explanation:

We want to remove 6 first. Since the original equation is +6 , we are going to use the opposite operation and subtract 6 from both sides so as to remove 6.
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Subtract 6 from 3 on the right.
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Now , we need to think about how to remove the coefficient -2 . Since the opposite of multiplication is division , we are going to divide both sides by -2.
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Hope I helped ! ツ
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