x=15-4x

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Solution for x=15-4x equation: 


Simplifying
x = 15 + -4x

Solving
x = 15 + -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.
x + 4x = 15 + -4x + 4x

Combine like terms: x + 4x = 5x
5x = 15 + -4x + 4x

Combine like terms: -4x + 4x = 0
5x = 15 + 0
5x = 15

Divide each side by '5'.
x = 3

Simplifying
x = 3

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