x+(x-30.2)+(x+25.7)=197.1

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Solution for x+(x-30.2)+(x+25.7)=197.1 equation: 


Simplifying
x + (x + -30.2) + (x + 25.7) = 197.1

Reorder the terms:
x + (-30.2 + x) + (x + 25.7) = 197.1

Remove parenthesis around (-30.2 + x)
x + -30.2 + x + (x + 25.7) = 197.1

Reorder the terms:
x + -30.2 + x + (25.7 + x) = 197.1

Remove parenthesis around (25.7 + x)
x + -30.2 + x + 25.7 + x = 197.1

Reorder the terms:
-30.2 + 25.7 + x + x + x = 197.1

Combine like terms: -30.2 + 25.7 = -4.5
-4.5 + x + x + x = 197.1

Combine like terms: x + x = 2x
-4.5 + 2x + x = 197.1

Combine like terms: 2x + x = 3x
-4.5 + 3x = 197.1

Solving
-4.5 + 3x = 197.1

Solving for variable 'x'.

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

Add '4.5' to each side of the equation.
-4.5 + 4.5 + 3x = 197.1 + 4.5

Combine like terms: -4.5 + 4.5 = 0.0
0.0 + 3x = 197.1 + 4.5
3x = 197.1 + 4.5

Combine like terms: 197.1 + 4.5 = 201.6
3x = 201.6

Divide each side by '3'.
x = 67.2

Simplifying
x = 67.2

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