4v+5v=21

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Solution for 4v+5v=21 equation: 


Simplifying
4v + 5v = 21

Combine like terms: 4v + 5v = 9v
9v = 21

Solving
9v = 21

Solving for variable 'v'.

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

Divide each side by '9'.
v = 2.333333333

Simplifying
v = 2.333333333

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