x+1+3x+12+3x+12+x+1=86

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Solution for x+1+3x+12+3x+12+x+1=86 equation:


Simplifying
x + 1 + 3x + 12 + 3x + 12 + x + 1 = 86

Reorder the terms:
1 + 12 + 12 + 1 + x + 3x + 3x + x = 86

Combine like terms: 1 + 12 = 13
13 + 12 + 1 + x + 3x + 3x + x = 86

Combine like terms: 13 + 12 = 25
25 + 1 + x + 3x + 3x + x = 86

Combine like terms: 25 + 1 = 26
26 + x + 3x + 3x + x = 86

Combine like terms: x + 3x = 4x
26 + 4x + 3x + x = 86

Combine like terms: 4x + 3x = 7x
26 + 7x + x = 86

Combine like terms: 7x + x = 8x
26 + 8x = 86

Solving
26 + 8x = 86

Solving for variable 'x'.

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

Add '-26' to each side of the equation.
26 + -26 + 8x = 86 + -26

Combine like terms: 26 + -26 = 0
0 + 8x = 86 + -26
8x = 86 + -26

Combine like terms: 86 + -26 = 60
8x = 60

Divide each side by '8'.
x = 7.5

Simplifying
x = 7.5

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