7z+6z=3z-9-8z

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Solution for 7z+6z=3z-9-8z equation:


Simplifying
7z + 6z = 3z + -9 + -8z

Combine like terms: 7z + 6z = 13z
13z = 3z + -9 + -8z

Reorder the terms:
13z = -9 + 3z + -8z

Combine like terms: 3z + -8z = -5z
13z = -9 + -5z

Solving
13z = -9 + -5z

Solving for variable 'z'.

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

Add '5z' to each side of the equation.
13z + 5z = -9 + -5z + 5z

Combine like terms: 13z + 5z = 18z
18z = -9 + -5z + 5z

Combine like terms: -5z + 5z = 0
18z = -9 + 0
18z = -9

Divide each side by '18'.
z = -0.5

Simplifying
z = -0.5

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