x*y+2=v

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Solution for x*y+2=v equation: 


Simplifying
x * y + 2 = v

Multiply x * y
xy + 2 = v

Reorder the terms:
2 + xy = v

Solving
2 + xy = v

Solving for variable 'x'.

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

Add '-2' to each side of the equation.
2 + -2 + xy = -2 + v

Combine like terms: 2 + -2 = 0
0 + xy = -2 + v
xy = -2 + v

Divide each side by 'y'.
x = -2y-1 + vy-1

Simplifying
x = -2y-1 + vy-1

Reorder the terms:
x = vy-1 + -2y-1

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