2x+8.5=20.4

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Solution for 2x+8.5=20.4 equation: 


Simplifying
2x + 8.5 = 20.4

Reorder the terms:
8.5 + 2x = 20.4

Solving
8.5 + 2x = 20.4

Solving for variable 'x'.

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

Add '-8.5' to each side of the equation.
8.5 + -8.5 + 2x = 20.4 + -8.5

Combine like terms: 8.5 + -8.5 = 0.0
0.0 + 2x = 20.4 + -8.5
2x = 20.4 + -8.5

Combine like terms: 20.4 + -8.5 = 11.9
2x = 11.9

Divide each side by '2'.
x = 5.95

Simplifying
x = 5.95

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