The given equation is $2 x + 4 = 18$

Which number do we subtract on both sides of the equation so that only the variable remains on one side of the equation?

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Any number can be subtracted

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Solution

The correct option is B
4

$2 x + 4 = 18$ is the given equation.

In order to get a variable alone on one side, we must subtract 4 from both sides of the equation

Doing so, we get

$2 x + 4 - 4 = 18 - 4$

Or, $2 x = 14$

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