0.2(0.1x+0.9)=0.8

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Solution for 0.2(0.1x+0.9)=0.8 equation: 


Simplifying
0.2(0.1x + 0.9) = 0.8

Reorder the terms:
0.2(0.9 + 0.1x) = 0.8
(0.9 * 0.2 + 0.1x * 0.2) = 0.8
(0.18 + 0.02x) = 0.8

Solving
0.18 + 0.02x = 0.8

Solving for variable 'x'.

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

Add '-0.18' to each side of the equation.
0.18 + -0.18 + 0.02x = 0.8 + -0.18

Combine like terms: 0.18 + -0.18 = 0.00
0.00 + 0.02x = 0.8 + -0.18
0.02x = 0.8 + -0.18

Combine like terms: 0.8 + -0.18 = 0.62
0.02x = 0.62

Divide each side by '0.02'.
x = 31

Simplifying
x = 31

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