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I NEED HELP ASAP!!!!!

I NEED HELP ASAP!!!!!-example-1
User Radeklos
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The only solution is x=7
Although the problem is solves correctly, always makes sure to check it by inputting it back into the equation. Putting -3 into the equation, one side turns negative and the other is positive. For this reason, it is impossible for one of the answers to be -3.
User Max Tkachenko
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