.8x+8.6=4.2

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Solution for .8x+8.6=4.2 equation: 


Simplifying
0.8x + 8.6 = 4.2

Reorder the terms:
8.6 + 0.8x = 4.2

Solving
8.6 + 0.8x = 4.2

Solving for variable 'x'.

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

Add '-8.6' to each side of the equation.
8.6 + -8.6 + 0.8x = 4.2 + -8.6

Combine like terms: 8.6 + -8.6 = 0.0
0.0 + 0.8x = 4.2 + -8.6
0.8x = 4.2 + -8.6

Combine like terms: 4.2 + -8.6 = -4.4
0.8x = -4.4

Divide each side by '0.8'.
x = -5.5

Simplifying
x = -5.5

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