2x-400=0

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Solution for 2x-400=0 equation: 


Simplifying
2x + -400 = 0

Reorder the terms:
-400 + 2x = 0

Solving
-400 + 2x = 0

Solving for variable 'x'.

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

Add '400' to each side of the equation.
-400 + 400 + 2x = 0 + 400

Combine like terms: -400 + 400 = 0
0 + 2x = 0 + 400
2x = 0 + 400

Combine like terms: 0 + 400 = 400
2x = 400

Divide each side by '2'.
x = 200

Simplifying
x = 200

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