-(v-4)=-9

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Solution for -(v-4)=-9 equation: 


Simplifying
-1(v + -4) = -9

Reorder the terms:
-1(-4 + v) = -9
(-4 * -1 + v * -1) = -9
(4 + -1v) = -9

Solving
4 + -1v = -9

Solving for variable 'v'.

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

Add '-4' to each side of the equation.
4 + -4 + -1v = -9 + -4

Combine like terms: 4 + -4 = 0
0 + -1v = -9 + -4
-1v = -9 + -4

Combine like terms: -9 + -4 = -13
-1v = -13

Divide each side by '-1'.
v = 13

Simplifying
v = 13

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