2x+x+21.5=116

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Solution for 2x+x+21.5=116 equation: 


Simplifying
2x + x + 21.5 = 116

Reorder the terms:
21.5 + 2x + x = 116

Combine like terms: 2x + x = 3x
21.5 + 3x = 116

Solving
21.5 + 3x = 116

Solving for variable 'x'.

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

Add '-21.5' to each side of the equation.
21.5 + -21.5 + 3x = 116 + -21.5

Combine like terms: 21.5 + -21.5 = 0.0
0.0 + 3x = 116 + -21.5
3x = 116 + -21.5

Combine like terms: 116 + -21.5 = 94.5
3x = 94.5

Divide each side by '3'.
x = 31.5

Simplifying
x = 31.5

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