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How do I work out 3x + 65 = 7x + 13
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How do I work out 3x + 65 = 7x + 13

User Aljoscha
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1 Answer

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3x + 65 = 7x + 13

Here's one way:

Subtract 3x from each side: 65 = 4x + 13

Subtract 13 from each side: 52 = 4x

Divide each side by 4 : 13 = x
User PSR
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