14=2x+21

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Solution for 14=2x+21 equation:


Simplifying
14 = 2x + 21

Reorder the terms:
14 = 21 + 2x

Solving
14 = 21 + 2x

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-2x' to each side of the equation.
14 + -2x = 21 + 2x + -2x

Combine like terms: 2x + -2x = 0
14 + -2x = 21 + 0
14 + -2x = 21

Add '-14' to each side of the equation.
14 + -14 + -2x = 21 + -14

Combine like terms: 14 + -14 = 0
0 + -2x = 21 + -14
-2x = 21 + -14

Combine like terms: 21 + -14 = 7
-2x = 7

Divide each side by '-2'.
x = -3.5

Simplifying
x = -3.5

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