3x+8.1=-2x+13.9

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Solution for 3x+8.1=-2x+13.9 equation:


Simplifying
3x + 8.1 = -2x + 13.9

Reorder the terms:
8.1 + 3x = -2x + 13.9

Reorder the terms:
8.1 + 3x = 13.9 + -2x

Solving
8.1 + 3x = 13.9 + -2x

Solving for variable 'x'.

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

Add '2x' to each side of the equation.
8.1 + 3x + 2x = 13.9 + -2x + 2x

Combine like terms: 3x + 2x = 5x
8.1 + 5x = 13.9 + -2x + 2x

Combine like terms: -2x + 2x = 0
8.1 + 5x = 13.9 + 0
8.1 + 5x = 13.9

Add '-8.1' to each side of the equation.
8.1 + -8.1 + 5x = 13.9 + -8.1

Combine like terms: 8.1 + -8.1 = 0.0
0.0 + 5x = 13.9 + -8.1
5x = 13.9 + -8.1

Combine like terms: 13.9 + -8.1 = 5.8
5x = 5.8

Divide each side by '5'.
x = 1.16

Simplifying
x = 1.16

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