4*x+2*x=3*(0.9-x)

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Solution for 4*x+2*x=3*(0.9-x) equation: 


Simplifying
4x + 2x = 3(0.9 + -1x)

Combine like terms: 4x + 2x = 6x
6x = 3(0.9 + -1x)
6x = (0.9 * 3 + -1x * 3)
6x = (2.7 + -3x)

Solving
6x = 2.7 + -3x

Solving for variable 'x'.

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

Add '3x' to each side of the equation.
6x + 3x = 2.7 + -3x + 3x

Combine like terms: 6x + 3x = 9x
9x = 2.7 + -3x + 3x

Combine like terms: -3x + 3x = 0
9x = 2.7 + 0
9x = 2.7

Divide each side by '9'.
x = 0.3

Simplifying
x = 0.3

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