3=-(v-4)+(2v-9)

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Solution for 3=-(v-4)+(2v-9) equation:


Simplifying
3 = -1(v + -4) + (2v + -9)

Reorder the terms:
3 = -1(-4 + v) + (2v + -9)
3 = (-4 * -1 + v * -1) + (2v + -9)
3 = (4 + -1v) + (2v + -9)

Reorder the terms:
3 = 4 + -1v + (-9 + 2v)

Remove parenthesis around (-9 + 2v)
3 = 4 + -1v + -9 + 2v

Reorder the terms:
3 = 4 + -9 + -1v + 2v

Combine like terms: 4 + -9 = -5
3 = -5 + -1v + 2v

Combine like terms: -1v + 2v = 1v
3 = -5 + 1v

Solving
3 = -5 + 1v

Solving for variable 'v'.

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

Add '-1v' to each side of the equation.
3 + -1v = -5 + 1v + -1v

Combine like terms: 1v + -1v = 0
3 + -1v = -5 + 0
3 + -1v = -5

Add '-3' to each side of the equation.
3 + -3 + -1v = -5 + -3

Combine like terms: 3 + -3 = 0
0 + -1v = -5 + -3
-1v = -5 + -3

Combine like terms: -5 + -3 = -8
-1v = -8

Divide each side by '-1'.
v = 8

Simplifying
v = 8

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