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What does this equal? 5x+4=7x+2
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What does this equal? 5x+4=7x+2

User Dwinnbrown
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2 Answers

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5x+4=7x+2=4+-2x=2. 4+-2x=2=-2x=2. Therefore, x=1
User Park
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4 votes
5x + 4 = 7x + 2

Subtract 5x from both sides.
4 = 2x + 2

Subtract 2 from both sides.
2 = 2x

Divide both sides by 2.
1 = x
User Dario Dias
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7.1k points
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