775.2=5.50X+3.30(170-X)

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Solution for 775.2=5.50X+3.30(170-X) equation: 


Simplifying
775.2 = 5.50X + 3.30(170 + -1X)
775.2 = 5.50X + (170 * 3.30 + -1X * 3.30)
775.2 = 5.50X + (561 + -3.3X)

Reorder the terms:
775.2 = 561 + 5.50X + -3.3X

Combine like terms: 5.50X + -3.3X = 2.2X
775.2 = 561 + 2.2X

Solving
775.2 = 561 + 2.2X

Solving for variable 'X'.

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

Add '-2.2X' to each side of the equation.
775.2 + -2.2X = 561 + 2.2X + -2.2X

Combine like terms: 2.2X + -2.2X = 0.0
775.2 + -2.2X = 561 + 0.0
775.2 + -2.2X = 561

Add '-775.2' to each side of the equation.
775.2 + -775.2 + -2.2X = 561 + -775.2

Combine like terms: 775.2 + -775.2 = 0.0
0.0 + -2.2X = 561 + -775.2
-2.2X = 561 + -775.2

Combine like terms: 561 + -775.2 = -214.2
-2.2X = -214.2

Divide each side by '-2.2'.
X = 97.36363636

Simplifying
X = 97.36363636

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