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Assuming the equation is 3x - 6 + 3 = 15, here's how to solve it.

3x - 6 + 3 = 15 Combine like terms

3x - 3 = 15 Move Xs to one side and constants to another

3x = 18 Divide both sides by 3

x = 6

Check that x = 6 satifies the equation (it does)

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10y ago

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