0.4x+1.1=3.9

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Solution for 0.4x+1.1=3.9 equation: 


Simplifying
0.4x + 1.1 = 3.9

Reorder the terms:
1.1 + 0.4x = 3.9

Solving
1.1 + 0.4x = 3.9

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 = 3.9 + -1.1

Combine like terms: 1.1 + -1.1 = 0.0
0.0 + 0.4x = 3.9 + -1.1
0.4x = 3.9 + -1.1

Combine like terms: 3.9 + -1.1 = 2.8
0.4x = 2.8

Divide each side by '0.4'.
x = 7

Simplifying
x = 7

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