2X+2.5(85-X)=198.50

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Solution for 2X+2.5(85-X)=198.50 equation: 


Simplifying
2X + 2.5(85 + -1X) = 198.50
2X + (85 * 2.5 + -1X * 2.5) = 198.50
2X + (212.5 + -2.5X) = 198.50

Reorder the terms:
212.5 + 2X + -2.5X = 198.50

Combine like terms: 2X + -2.5X = -0.5X
212.5 + -0.5X = 198.50

Solving
212.5 + -0.5X = 198.50

Solving for variable 'X'.

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

Add '-212.5' to each side of the equation.
212.5 + -212.5 + -0.5X = 198.50 + -212.5

Combine like terms: 212.5 + -212.5 = 0.0
0.0 + -0.5X = 198.50 + -212.5
-0.5X = 198.50 + -212.5

Combine like terms: 198.50 + -212.5 = -14
-0.5X = -14

Divide each side by '-0.5'.
X = 28

Simplifying
X = 28

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