.42x+.81=1.85-.1x

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Solution for .42x+.81=1.85-.1x equation: 


Simplifying
0.42x + 0.81 = 1.85 + -0.1x

Reorder the terms:
0.81 + 0.42x = 1.85 + -0.1x

Solving
0.81 + 0.42x = 1.85 + -0.1x

Solving for variable 'x'.

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

Add '0.1x' to each side of the equation.
0.81 + 0.42x + 0.1x = 1.85 + -0.1x + 0.1x

Combine like terms: 0.42x + 0.1x = 0.52x
0.81 + 0.52x = 1.85 + -0.1x + 0.1x

Combine like terms: -0.1x + 0.1x = 0.0
0.81 + 0.52x = 1.85 + 0.0
0.81 + 0.52x = 1.85

Add '-0.81' to each side of the equation.
0.81 + -0.81 + 0.52x = 1.85 + -0.81

Combine like terms: 0.81 + -0.81 = 0.00
0.00 + 0.52x = 1.85 + -0.81
0.52x = 1.85 + -0.81

Combine like terms: 1.85 + -0.81 = 1.04
0.52x = 1.04

Divide each side by '0.52'.
x = 2

Simplifying
x = 2

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