-8(1+9v)=-21

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Solution for -8(1+9v)=-21 equation: 


Simplifying
-8(1 + 9v) = -21
(1 * -8 + 9v * -8) = -21
(-8 + -72v) = -21

Solving
-8 + -72v = -21

Solving for variable 'v'.

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

Add '8' to each side of the equation.
-8 + 8 + -72v = -21 + 8

Combine like terms: -8 + 8 = 0
0 + -72v = -21 + 8
-72v = -21 + 8

Combine like terms: -21 + 8 = -13
-72v = -13

Divide each side by '-72'.
v = 0.1805555556

Simplifying
v = 0.1805555556

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