.2(x+100)+.4x=29

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Solution for .2(x+100)+.4x=29 equation: 


Simplifying
0.2(x + 100) + 0.4x = 29

Reorder the terms:
0.2(100 + x) + 0.4x = 29
(100 * 0.2 + x * 0.2) + 0.4x = 29
(20 + 0.2x) + 0.4x = 29

Combine like terms: 0.2x + 0.4x = 0.6x
20 + 0.6x = 29

Solving
20 + 0.6x = 29

Solving for variable 'x'.

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

Add '-20' to each side of the equation.
20 + -20 + 0.6x = 29 + -20

Combine like terms: 20 + -20 = 0
0 + 0.6x = 29 + -20
0.6x = 29 + -20

Combine like terms: 29 + -20 = 9
0.6x = 9

Divide each side by '0.6'.
x = 15

Simplifying
x = 15

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