3x+6+4x+34=12x+7+3x+9

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Solution for 3x+6+4x+34=12x+7+3x+9 equation:


Simplifying
3x + 6 + 4x + 34 = 12x + 7 + 3x + 9

Reorder the terms:
6 + 34 + 3x + 4x = 12x + 7 + 3x + 9

Combine like terms: 6 + 34 = 40
40 + 3x + 4x = 12x + 7 + 3x + 9

Combine like terms: 3x + 4x = 7x
40 + 7x = 12x + 7 + 3x + 9

Reorder the terms:
40 + 7x = 7 + 9 + 12x + 3x

Combine like terms: 7 + 9 = 16
40 + 7x = 16 + 12x + 3x

Combine like terms: 12x + 3x = 15x
40 + 7x = 16 + 15x

Solving
40 + 7x = 16 + 15x

Solving for variable 'x'.

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

Add '-15x' to each side of the equation.
40 + 7x + -15x = 16 + 15x + -15x

Combine like terms: 7x + -15x = -8x
40 + -8x = 16 + 15x + -15x

Combine like terms: 15x + -15x = 0
40 + -8x = 16 + 0
40 + -8x = 16

Add '-40' to each side of the equation.
40 + -40 + -8x = 16 + -40

Combine like terms: 40 + -40 = 0
0 + -8x = 16 + -40
-8x = 16 + -40

Combine like terms: 16 + -40 = -24
-8x = -24

Divide each side by '-8'.
x = 3

Simplifying
x = 3

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