2.1=x-2.1

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Solution for 2.1=x-2.1 equation: 


Simplifying
2.1 = x + -2.1

Reorder the terms:
2.1 = -2.1 + x

Solving
2.1 = -2.1 + x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
2.1 + -1x = -2.1 + x + -1x

Combine like terms: x + -1x = 0
2.1 + -1x = -2.1 + 0
2.1 + -1x = -2.1

Add '-2.1' to each side of the equation.
2.1 + -2.1 + -1x = -2.1 + -2.1

Combine like terms: 2.1 + -2.1 = 0.0
0.0 + -1x = -2.1 + -2.1
-1x = -2.1 + -2.1

Combine like terms: -2.1 + -2.1 = -4.2
-1x = -4.2

Divide each side by '-1'.
x = 4.2

Simplifying
x = 4.2

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