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Which of these is a simplified form of the equation 7x + 4 = 5 + 3x + 1x?

1. 3x = 9
2. 3x = 1
3. 11x = 9
4. 11x = 1

User Gerardw
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2 Answers

5 votes
7x+4=5+3x+1x
7x+4=5+4x
7x=5-4+4x
7x-4x=5-4
3x=1
So the answer is 2
User Mohammed Farhan
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3.5k points
3 votes

Answer:

Explanation:

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User SteBra
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