3z-8+6z-12=z-10+9z-13

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Solution for 3z-8+6z-12=z-10+9z-13 equation:


Simplifying
3z + -8 + 6z + -12 = z + -10 + 9z + -13

Reorder the terms:
-8 + -12 + 3z + 6z = z + -10 + 9z + -13

Combine like terms: -8 + -12 = -20
-20 + 3z + 6z = z + -10 + 9z + -13

Combine like terms: 3z + 6z = 9z
-20 + 9z = z + -10 + 9z + -13

Reorder the terms:
-20 + 9z = -10 + -13 + z + 9z

Combine like terms: -10 + -13 = -23
-20 + 9z = -23 + z + 9z

Combine like terms: z + 9z = 10z
-20 + 9z = -23 + 10z

Solving
-20 + 9z = -23 + 10z

Solving for variable 'z'.

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

Add '-10z' to each side of the equation.
-20 + 9z + -10z = -23 + 10z + -10z

Combine like terms: 9z + -10z = -1z
-20 + -1z = -23 + 10z + -10z

Combine like terms: 10z + -10z = 0
-20 + -1z = -23 + 0
-20 + -1z = -23

Add '20' to each side of the equation.
-20 + 20 + -1z = -23 + 20

Combine like terms: -20 + 20 = 0
0 + -1z = -23 + 20
-1z = -23 + 20

Combine like terms: -23 + 20 = -3
-1z = -3

Divide each side by '-1'.
z = 3

Simplifying
z = 3

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