.125x+.1(800-x)=85

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Solution for .125x+.1(800-x)=85 equation:


Simplifying
0.125x + 0.1(800 + -1x) = 85
0.125x + (800 * 0.1 + -1x * 0.1) = 85
0.125x + (80 + -0.1x) = 85

Reorder the terms:
80 + 0.125x + -0.1x = 85

Combine like terms: 0.125x + -0.1x = 0.025x
80 + 0.025x = 85

Solving
80 + 0.025x = 85

Solving for variable 'x'.

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

Add '-80' to each side of the equation.
80 + -80 + 0.025x = 85 + -80

Combine like terms: 80 + -80 = 0
0 + 0.025x = 85 + -80
0.025x = 85 + -80

Combine like terms: 85 + -80 = 5
0.025x = 5

Divide each side by '0.025'.
x = 200

Simplifying
x = 200

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