x+(x-1.9)+(x+1.9)=9

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Solution for x+(x-1.9)+(x+1.9)=9 equation:


Simplifying
x + (x + -1.9) + (x + 1.9) = 9

Reorder the terms:
x + (-1.9 + x) + (x + 1.9) = 9

Remove parenthesis around (-1.9 + x)
x + -1.9 + x + (x + 1.9) = 9

Reorder the terms:
x + -1.9 + x + (1.9 + x) = 9

Remove parenthesis around (1.9 + x)
x + -1.9 + x + 1.9 + x = 9

Reorder the terms:
-1.9 + 1.9 + x + x + x = 9

Combine like terms: -1.9 + 1.9 = 0.0
0.0 + x + x + x = 9
x + x + x = 9

Combine like terms: x + x = 2x
2x + x = 9

Combine like terms: 2x + x = 3x
3x = 9

Solving
3x = 9

Solving for variable 'x'.

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

Divide each side by '3'.
x = 3

Simplifying
x = 3

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