3x-7x=4x

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Solution for 3x-7x=4x equation: 


Simplifying
3x + -7x = 4x

Combine like terms: 3x + -7x = -4x
-4x = 4x

Solving
-4x = 4x

Solving for variable 'x'.

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

Add '-4x' to each side of the equation.
-4x + -4x = 4x + -4x

Combine like terms: -4x + -4x = -8x
-8x = 4x + -4x

Combine like terms: 4x + -4x = 0
-8x = 0

Divide each side by '-8'.
x = 0

Simplifying
x = 0

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