.1x+.25(20-x)=38.75

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Solution for .1x+.25(20-x)=38.75 equation:


Simplifying
0.1x + 0.25(20 + -1x) = 38.75
0.1x + (20 * 0.25 + -1x * 0.25) = 38.75
0.1x + (5 + -0.25x) = 38.75

Reorder the terms:
5 + 0.1x + -0.25x = 38.75

Combine like terms: 0.1x + -0.25x = -0.15x
5 + -0.15x = 38.75

Solving
5 + -0.15x = 38.75

Solving for variable 'x'.

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

Add '-5' to each side of the equation.
5 + -5 + -0.15x = 38.75 + -5

Combine like terms: 5 + -5 = 0
0 + -0.15x = 38.75 + -5
-0.15x = 38.75 + -5

Combine like terms: 38.75 + -5 = 33.75
-0.15x = 33.75

Divide each side by '-0.15'.
x = -225

Simplifying
x = -225

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