8.6=-4.2+4x

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Solution for 8.6=-4.2+4x equation: 


Simplifying
8.6 = -4.2 + 4x

Solving
8.6 = -4.2 + 4x

Solving for variable 'x'.

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

Add '-4x' to each side of the equation.
8.6 + -4x = -4.2 + 4x + -4x

Combine like terms: 4x + -4x = 0
8.6 + -4x = -4.2 + 0
8.6 + -4x = -4.2

Add '-8.6' to each side of the equation.
8.6 + -8.6 + -4x = -4.2 + -8.6

Combine like terms: 8.6 + -8.6 = 0.0
0.0 + -4x = -4.2 + -8.6
-4x = -4.2 + -8.6

Combine like terms: -4.2 + -8.6 = -12.8
-4x = -12.8

Divide each side by '-4'.
x = 3.2

Simplifying
x = 3.2

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