3x+9+3x-4+7x=

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Solution for 3x+9+3x-4+7x= equation:


Simplifying
3x + 9 + 3x + -4 + 7x = 0

Reorder the terms:
9 + -4 + 3x + 3x + 7x = 0

Combine like terms: 9 + -4 = 5
5 + 3x + 3x + 7x = 0

Combine like terms: 3x + 3x = 6x
5 + 6x + 7x = 0

Combine like terms: 6x + 7x = 13x
5 + 13x = 0

Solving
5 + 13x = 0

Solving for variable 'x'.

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

Add '-5' to each side of the equation.
5 + -5 + 13x = 0 + -5

Combine like terms: 5 + -5 = 0
0 + 13x = 0 + -5
13x = 0 + -5

Combine like terms: 0 + -5 = -5
13x = -5

Divide each side by '13'.
x = -0.3846153846

Simplifying
x = -0.3846153846

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