0.1(x+20)+0.7=18

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Solution for 0.1(x+20)+0.7=18 equation: 


Simplifying
0.1(x + 20) + 0.7 = 18

Reorder the terms:
0.1(20 + x) + 0.7 = 18
(20 * 0.1 + x * 0.1) + 0.7 = 18
(2 + 0.1x) + 0.7 = 18

Reorder the terms:
2 + 0.7 + 0.1x = 18

Combine like terms: 2 + 0.7 = 2.7
2.7 + 0.1x = 18

Solving
2.7 + 0.1x = 18

Solving for variable 'x'.

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

Add '-2.7' to each side of the equation.
2.7 + -2.7 + 0.1x = 18 + -2.7

Combine like terms: 2.7 + -2.7 = 0.0
0.0 + 0.1x = 18 + -2.7
0.1x = 18 + -2.7

Combine like terms: 18 + -2.7 = 15.3
0.1x = 15.3

Divide each side by '0.1'.
x = 153

Simplifying
x = 153

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