(4-5)(2+v)=0

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Solution for (4-5)(2+v)=0 equation:


Simplifying
(4 + -5)(2 + v) = 0

Combine like terms: 4 + -5 = -1
(-1)(2 + v) = 0
(2 * -1 + v * -1) = 0
(-2 + -1v) = 0

Solving
-2 + -1v = 0

Solving for variable 'v'.

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

Add '2' to each side of the equation.
-2 + 2 + -1v = 0 + 2

Combine like terms: -2 + 2 = 0
0 + -1v = 0 + 2
-1v = 0 + 2

Combine like terms: 0 + 2 = 2
-1v = 2

Divide each side by '-1'.
v = -2

Simplifying
v = -2

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