.45x+.10(220-x)=51.75

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Solution for .45x+.10(220-x)=51.75 equation:


Simplifying
0.45x + 0.10(220 + -1x) = 51.75
0.45x + (220 * 0.10 + -1x * 0.10) = 51.75
0.45x + (22 + -0.1x) = 51.75

Reorder the terms:
22 + 0.45x + -0.1x = 51.75

Combine like terms: 0.45x + -0.1x = 0.35x
22 + 0.35x = 51.75

Solving
22 + 0.35x = 51.75

Solving for variable 'x'.

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

Add '-22' to each side of the equation.
22 + -22 + 0.35x = 51.75 + -22

Combine like terms: 22 + -22 = 0
0 + 0.35x = 51.75 + -22
0.35x = 51.75 + -22

Combine like terms: 51.75 + -22 = 29.75
0.35x = 29.75

Divide each side by '0.35'.
x = 85

Simplifying
x = 85

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