4x-x=21000

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Solution for 4x-x=21000 equation: 


Simplifying
4x + -1x = 21000

Combine like terms: 4x + -1x = 3x
3x = 21000

Solving
3x = 21000

Solving for variable 'x'.

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

Divide each side by '3'.
x = 7000

Simplifying
x = 7000

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