0.4x-1.3=1.1x+2.1

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Solution for 0.4x-1.3=1.1x+2.1 equation:


Simplifying
0.4x + -1.3 = 1.1x + 2.1

Reorder the terms:
-1.3 + 0.4x = 1.1x + 2.1

Reorder the terms:
-1.3 + 0.4x = 2.1 + 1.1x

Solving
-1.3 + 0.4x = 2.1 + 1.1x

Solving for variable 'x'.

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

Add '-1.1x' to each side of the equation.
-1.3 + 0.4x + -1.1x = 2.1 + 1.1x + -1.1x

Combine like terms: 0.4x + -1.1x = -0.7x
-1.3 + -0.7x = 2.1 + 1.1x + -1.1x

Combine like terms: 1.1x + -1.1x = 0.0
-1.3 + -0.7x = 2.1 + 0.0
-1.3 + -0.7x = 2.1

Add '1.3' to each side of the equation.
-1.3 + 1.3 + -0.7x = 2.1 + 1.3

Combine like terms: -1.3 + 1.3 = 0.0
0.0 + -0.7x = 2.1 + 1.3
-0.7x = 2.1 + 1.3

Combine like terms: 2.1 + 1.3 = 3.4
-0.7x = 3.4

Divide each side by '-0.7'.
x = -4.857142857

Simplifying
x = -4.857142857

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