20.2=2.1x

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Solution for 20.2=2.1x equation:


Simplifying
20.2 = 2.1x

Solving
20.2 = 2.1x

Solving for variable 'x'.

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

Add '-2.1x' to each side of the equation.
20.2 + -2.1x = 2.1x + -2.1x

Combine like terms: 2.1x + -2.1x = 0.0
20.2 + -2.1x = 0.0

Add '-20.2' to each side of the equation.
20.2 + -20.2 + -2.1x = 0.0 + -20.2

Combine like terms: 20.2 + -20.2 = 0.0
0.0 + -2.1x = 0.0 + -20.2
-2.1x = 0.0 + -20.2

Combine like terms: 0.0 + -20.2 = -20.2
-2.1x = -20.2

Divide each side by '-2.1'.
x = 9.619047619

Simplifying
x = 9.619047619

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