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Mathematics
Caleb Humphrey
20 January, 18:48
How do I work out 3x + 65 = 7x + 13
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Hyrum
20 January, 20:30
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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
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