3z+6u+8z+9+u=

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Solution for 3z+6u+8z+9+u= equation:


Simplifying
3z + 6u + 8z + 9 + u = 0

Reorder the terms:
9 + 6u + u + 3z + 8z = 0

Combine like terms: 6u + u = 7u
9 + 7u + 3z + 8z = 0

Combine like terms: 3z + 8z = 11z
9 + 7u + 11z = 0

Solving
9 + 7u + 11z = 0

Solving for variable 'u'.

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

Add '-9' to each side of the equation.
9 + 7u + -9 + 11z = 0 + -9

Reorder the terms:
9 + -9 + 7u + 11z = 0 + -9

Combine like terms: 9 + -9 = 0
0 + 7u + 11z = 0 + -9
7u + 11z = 0 + -9

Combine like terms: 0 + -9 = -9
7u + 11z = -9

Add '-11z' to each side of the equation.
7u + 11z + -11z = -9 + -11z

Combine like terms: 11z + -11z = 0
7u + 0 = -9 + -11z
7u = -9 + -11z

Divide each side by '7'.
u = -1.285714286 + -1.571428571z

Simplifying
u = -1.285714286 + -1.571428571z

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