4.2x+51.8=21.0-11.2x

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Solution for 4.2x+51.8=21.0-11.2x equation: 


Simplifying
4.2x + 51.8 = 21.0 + -11.2x

Reorder the terms:
51.8 + 4.2x = 21.0 + -11.2x

Solving
51.8 + 4.2x = 21.0 + -11.2x

Solving for variable 'x'.

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

Add '11.2x' to each side of the equation.
51.8 + 4.2x + 11.2x = 21.0 + -11.2x + 11.2x

Combine like terms: 4.2x + 11.2x = 15.4x
51.8 + 15.4x = 21.0 + -11.2x + 11.2x

Combine like terms: -11.2x + 11.2x = 0.0
51.8 + 15.4x = 21.0 + 0.0
51.8 + 15.4x = 21.0

Add '-51.8' to each side of the equation.
51.8 + -51.8 + 15.4x = 21.0 + -51.8

Combine like terms: 51.8 + -51.8 = 0.0
0.0 + 15.4x = 21.0 + -51.8
15.4x = 21.0 + -51.8

Combine like terms: 21.0 + -51.8 = -30.8
15.4x = -30.8

Divide each side by '15.4'.
x = -2

Simplifying
x = -2

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