X*0.643+Y*(-0.5)=19.3

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Solution for X*0.643+Y*(-0.5)=19.3 equation: 


Simplifying
X * 0.643 + Y(-0.5) = 19.3

Reorder the terms for easier multiplication:
0.643X + Y(-0.5) = 19.3

Reorder the terms for easier multiplication:
0.643X + -0.5Y = 19.3

Solving
0.643X + -0.5Y = 19.3

Solving for variable 'X'.

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

Add '0.5Y' to each side of the equation.
0.643X + -0.5Y + 0.5Y = 19.3 + 0.5Y

Combine like terms: -0.5Y + 0.5Y = 0.0
0.643X + 0.0 = 19.3 + 0.5Y
0.643X = 19.3 + 0.5Y

Divide each side by '0.643'.
X = 30.0155521 + 0.7776049767Y

Simplifying
X = 30.0155521 + 0.7776049767Y

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