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Can you explain what went wrong and the actual answer these two

Can you explain what went wrong and the actual answer these two-example-1
User Soggiorno
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1 Answer

21 votes
21 votes
For the first one, 5x + 100 wouldn’t equal 180, it would equal 200, and the correct answer is x = 20

For the second one, 3x + 39 wouldn’t equal 180, they would equal 90, and the correct answer is x = 17
User Bjhend
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