1.2x+12.8=3.5x-1

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Solution for 1.2x+12.8=3.5x-1 equation: 


Simplifying
1.2x + 12.8 = 3.5x + -1

Reorder the terms:
12.8 + 1.2x = 3.5x + -1

Reorder the terms:
12.8 + 1.2x = -1 + 3.5x

Solving
12.8 + 1.2x = -1 + 3.5x

Solving for variable 'x'.

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

Add '-3.5x' to each side of the equation.
12.8 + 1.2x + -3.5x = -1 + 3.5x + -3.5x

Combine like terms: 1.2x + -3.5x = -2.3x
12.8 + -2.3x = -1 + 3.5x + -3.5x

Combine like terms: 3.5x + -3.5x = 0.0
12.8 + -2.3x = -1 + 0.0
12.8 + -2.3x = -1

Add '-12.8' to each side of the equation.
12.8 + -12.8 + -2.3x = -1 + -12.8

Combine like terms: 12.8 + -12.8 = 0.0
0.0 + -2.3x = -1 + -12.8
-2.3x = -1 + -12.8

Combine like terms: -1 + -12.8 = -13.8
-2.3x = -13.8

Divide each side by '-2.3'.
x = 6

Simplifying
x = 6

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