-64=-4[-4v+1]-3[v+7]

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Solution for -64=-4[-4v+1]-3[v+7] equation:


Simplifying
-64 = -4[-4v + 1] + -3[v + 7]

Reorder the terms:
-64 = -4[1 + -4v] + -3[v + 7]
-64 = [1 * -4 + -4v * -4] + -3[v + 7]
-64 = [-4 + 16v] + -3[v + 7]

Reorder the terms:
-64 = -4 + 16v + -3[7 + v]
-64 = -4 + 16v + [7 * -3 + v * -3]
-64 = -4 + 16v + [-21 + -3v]

Reorder the terms:
-64 = -4 + -21 + 16v + -3v

Combine like terms: -4 + -21 = -25
-64 = -25 + 16v + -3v

Combine like terms: 16v + -3v = 13v
-64 = -25 + 13v

Solving
-64 = -25 + 13v

Solving for variable 'v'.

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

Add '-13v' to each side of the equation.
-64 + -13v = -25 + 13v + -13v

Combine like terms: 13v + -13v = 0
-64 + -13v = -25 + 0
-64 + -13v = -25

Add '64' to each side of the equation.
-64 + 64 + -13v = -25 + 64

Combine like terms: -64 + 64 = 0
0 + -13v = -25 + 64
-13v = -25 + 64

Combine like terms: -25 + 64 = 39
-13v = 39

Divide each side by '-13'.
v = -3

Simplifying
v = -3

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