9u-6v+21=

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Solution for 9u-6v+21= equation:


Simplifying
9u + -6v + 21 = 0

Reorder the terms:
21 + 9u + -6v = 0

Solving
21 + 9u + -6v = 0

Solving for variable 'u'.

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

Add '-21' to each side of the equation.
21 + 9u + -21 + -6v = 0 + -21

Reorder the terms:
21 + -21 + 9u + -6v = 0 + -21

Combine like terms: 21 + -21 = 0
0 + 9u + -6v = 0 + -21
9u + -6v = 0 + -21

Combine like terms: 0 + -21 = -21
9u + -6v = -21

Add '6v' to each side of the equation.
9u + -6v + 6v = -21 + 6v

Combine like terms: -6v + 6v = 0
9u + 0 = -21 + 6v
9u = -21 + 6v

Divide each side by '9'.
u = -2.333333333 + 0.6666666667v

Simplifying
u = -2.333333333 + 0.6666666667v

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