0.4x+0.25(58-x)=31

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Solution for 0.4x+0.25(58-x)=31 equation: 


Simplifying
0.4x + 0.25(58 + -1x) = 31
0.4x + (58 * 0.25 + -1x * 0.25) = 31
0.4x + (14.5 + -0.25x) = 31

Reorder the terms:
14.5 + 0.4x + -0.25x = 31

Combine like terms: 0.4x + -0.25x = 0.15x
14.5 + 0.15x = 31

Solving
14.5 + 0.15x = 31

Solving for variable 'x'.

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

Add '-14.5' to each side of the equation.
14.5 + -14.5 + 0.15x = 31 + -14.5

Combine like terms: 14.5 + -14.5 = 0.0
0.0 + 0.15x = 31 + -14.5
0.15x = 31 + -14.5

Combine like terms: 31 + -14.5 = 16.5
0.15x = 16.5

Divide each side by '0.15'.
x = 110

Simplifying
x = 110

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