13=-(-2v-3)

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Solution for 13=-(-2v-3) equation:


Simplifying
13 = -1(-2v + -3)

Reorder the terms:
13 = -1(-3 + -2v)
13 = (-3 * -1 + -2v * -1)
13 = (3 + 2v)

Solving
13 = 3 + 2v

Solving for variable 'v'.

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

Add '-2v' to each side of the equation.
13 + -2v = 3 + 2v + -2v

Combine like terms: 2v + -2v = 0
13 + -2v = 3 + 0
13 + -2v = 3

Add '-13' to each side of the equation.
13 + -13 + -2v = 3 + -13

Combine like terms: 13 + -13 = 0
0 + -2v = 3 + -13
-2v = 3 + -13

Combine like terms: 3 + -13 = -10
-2v = -10

Divide each side by '-2'.
v = 5

Simplifying
v = 5

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