.4x-1.1=3.1

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Solution for .4x-1.1=3.1 equation: 


Simplifying
0.4x + -1.1 = 3.1

Reorder the terms:
-1.1 + 0.4x = 3.1

Solving
-1.1 + 0.4x = 3.1

Solving for variable 'x'.

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

Add '1.1' to each side of the equation.
-1.1 + 1.1 + 0.4x = 3.1 + 1.1

Combine like terms: -1.1 + 1.1 = 0.0
0.0 + 0.4x = 3.1 + 1.1
0.4x = 3.1 + 1.1

Combine like terms: 3.1 + 1.1 = 4.2
0.4x = 4.2

Divide each side by '0.4'.
x = 10.5

Simplifying
x = 10.5

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