x+(x+31.5)+(x+57.4)=190.9

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Solution for x+(x+31.5)+(x+57.4)=190.9 equation: 


Simplifying
x + (x + 31.5) + (x + 57.4) = 190.9

Reorder the terms:
x + (31.5 + x) + (x + 57.4) = 190.9

Remove parenthesis around (31.5 + x)
x + 31.5 + x + (x + 57.4) = 190.9

Reorder the terms:
x + 31.5 + x + (57.4 + x) = 190.9

Remove parenthesis around (57.4 + x)
x + 31.5 + x + 57.4 + x = 190.9

Reorder the terms:
31.5 + 57.4 + x + x + x = 190.9

Combine like terms: 31.5 + 57.4 = 88.9
88.9 + x + x + x = 190.9

Combine like terms: x + x = 2x
88.9 + 2x + x = 190.9

Combine like terms: 2x + x = 3x
88.9 + 3x = 190.9

Solving
88.9 + 3x = 190.9

Solving for variable 'x'.

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

Add '-88.9' to each side of the equation.
88.9 + -88.9 + 3x = 190.9 + -88.9

Combine like terms: 88.9 + -88.9 = 0.0
0.0 + 3x = 190.9 + -88.9
3x = 190.9 + -88.9

Combine like terms: 190.9 + -88.9 = 102
3x = 102

Divide each side by '3'.
x = 34

Simplifying
x = 34

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