0.4x+0.25(149-x)=31

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Solution for 0.4x+0.25(149-x)=31 equation: 


Simplifying
0.4x + 0.25(149 + -1x) = 31
0.4x + (149 * 0.25 + -1x * 0.25) = 31
0.4x + (37.25 + -0.25x) = 31

Reorder the terms:
37.25 + 0.4x + -0.25x = 31

Combine like terms: 0.4x + -0.25x = 0.15x
37.25 + 0.15x = 31

Solving
37.25 + 0.15x = 31

Solving for variable 'x'.

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

Add '-37.25' to each side of the equation.
37.25 + -37.25 + 0.15x = 31 + -37.25

Combine like terms: 37.25 + -37.25 = 0.00
0.00 + 0.15x = 31 + -37.25
0.15x = 31 + -37.25

Combine like terms: 31 + -37.25 = -6.25
0.15x = -6.25

Divide each side by '0.15'.
x = -41.66666667

Simplifying
x = -41.66666667

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