6x-3x=420

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Solution for 6x-3x=420 equation: 


Simplifying
6x + -3x = 420

Combine like terms: 6x + -3x = 3x
3x = 420

Solving
3x = 420

Solving for variable 'x'.

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

Divide each side by '3'.
x = 140

Simplifying
x = 140

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