x+x+4+x-4=100

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Solution for x+x+4+x-4=100 equation: 


Simplifying
x + x + 4 + x + -4 = 100

Reorder the terms:
4 + -4 + x + x + x = 100

Combine like terms: 4 + -4 = 0
0 + x + x + x = 100
x + x + x = 100

Combine like terms: x + x = 2x
2x + x = 100

Combine like terms: 2x + x = 3x
3x = 100

Solving
3x = 100

Solving for variable 'x'.

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

Divide each side by '3'.
x = 33.33333333

Simplifying
x = 33.33333333

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