(Xy-ab-4)-(xy-9ab-1)=

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Solution for (Xy-ab-4)-(xy-9ab-1)= equation:


Simplifying
(Xy + -1ab + -4) + -1(xy + -9ab + -1) = 0

Reorder the terms:
(-4 + -1ab + yX) + -1(xy + -9ab + -1) = 0

Remove parenthesis around (-4 + -1ab + yX)
-4 + -1ab + yX + -1(xy + -9ab + -1) = 0

Reorder the terms:
-4 + -1ab + yX + -1(-1 + -9ab + xy) = 0
-4 + -1ab + yX + (-1 * -1 + -9ab * -1 + xy * -1) = 0
-4 + -1ab + yX + (1 + 9ab + -1xy) = 0

Reorder the terms:
-4 + 1 + -1ab + 9ab + -1xy + yX = 0

Combine like terms: -4 + 1 = -3
-3 + -1ab + 9ab + -1xy + yX = 0

Combine like terms: -1ab + 9ab = 8ab
-3 + 8ab + -1xy + yX = 0

Solving
-3 + 8ab + -1xy + yX = 0

Solving for variable 'a'.

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

Add '3' to each side of the equation.
-3 + 8ab + -1xy + 3 + yX = 0 + 3

Reorder the terms:
-3 + 3 + 8ab + -1xy + yX = 0 + 3

Combine like terms: -3 + 3 = 0
0 + 8ab + -1xy + yX = 0 + 3
8ab + -1xy + yX = 0 + 3

Combine like terms: 0 + 3 = 3
8ab + -1xy + yX = 3

Add 'xy' to each side of the equation.
8ab + -1xy + xy + yX = 3 + xy

Combine like terms: -1xy + xy = 0
8ab + 0 + yX = 3 + xy
8ab + yX = 3 + xy

Add '-1yX' to each side of the equation.
8ab + yX + -1yX = 3 + xy + -1yX

Combine like terms: yX + -1yX = 0
8ab + 0 = 3 + xy + -1yX
8ab = 3 + xy + -1yX

Divide each side by '8b'.
a = 0.375b-1 + 0.125b-1xy + -0.125b-1yX

Simplifying
a = 0.375b-1 + 0.125b-1xy + -0.125b-1yX

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