13z-84=6z

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Solution for 13z-84=6z equation:


Simplifying
13z + -84 = 6z

Reorder the terms:
-84 + 13z = 6z

Solving
-84 + 13z = 6z

Solving for variable 'z'.

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

Add '-6z' to each side of the equation.
-84 + 13z + -6z = 6z + -6z

Combine like terms: 13z + -6z = 7z
-84 + 7z = 6z + -6z

Combine like terms: 6z + -6z = 0
-84 + 7z = 0

Add '84' to each side of the equation.
-84 + 84 + 7z = 0 + 84

Combine like terms: -84 + 84 = 0
0 + 7z = 0 + 84
7z = 0 + 84

Combine like terms: 0 + 84 = 84
7z = 84

Divide each side by '7'.
z = 12

Simplifying
z = 12

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