3x+x+3+x+12+x=

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Solution for 3x+x+3+x+12+x= equation:


Simplifying
3x + x + 3 + x + 12 + x = 0

Reorder the terms:
3 + 12 + 3x + x + x + x = 0

Combine like terms: 3 + 12 = 15
15 + 3x + x + x + x = 0

Combine like terms: 3x + x = 4x
15 + 4x + x + x = 0

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

Combine like terms: 5x + x = 6x
15 + 6x = 0

Solving
15 + 6x = 0

Solving for variable 'x'.

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

Add '-15' to each side of the equation.
15 + -15 + 6x = 0 + -15

Combine like terms: 15 + -15 = 0
0 + 6x = 0 + -15
6x = 0 + -15

Combine like terms: 0 + -15 = -15
6x = -15

Divide each side by '6'.
x = -2.5

Simplifying
x = -2.5

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