9x+12-3x=2x+3.4+2x

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Solution for 9x+12-3x=2x+3.4+2x equation:


Simplifying
9x + 12 + -3x = 2x + 3.4 + 2x

Reorder the terms:
12 + 9x + -3x = 2x + 3.4 + 2x

Combine like terms: 9x + -3x = 6x
12 + 6x = 2x + 3.4 + 2x

Reorder the terms:
12 + 6x = 3.4 + 2x + 2x

Combine like terms: 2x + 2x = 4x
12 + 6x = 3.4 + 4x

Solving
12 + 6x = 3.4 + 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.
12 + 6x + -4x = 3.4 + 4x + -4x

Combine like terms: 6x + -4x = 2x
12 + 2x = 3.4 + 4x + -4x

Combine like terms: 4x + -4x = 0
12 + 2x = 3.4 + 0
12 + 2x = 3.4

Add '-12' to each side of the equation.
12 + -12 + 2x = 3.4 + -12

Combine like terms: 12 + -12 = 0
0 + 2x = 3.4 + -12
2x = 3.4 + -12

Combine like terms: 3.4 + -12 = -8.6
2x = -8.6

Divide each side by '2'.
x = -4.3

Simplifying
x = -4.3

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