15z-12=13z+8

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Solution for 15z-12=13z+8 equation:


Simplifying
15z + -12 = 13z + 8

Reorder the terms:
-12 + 15z = 13z + 8

Reorder the terms:
-12 + 15z = 8 + 13z

Solving
-12 + 15z = 8 + 13z

Solving for variable 'z'.

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

Add '-13z' to each side of the equation.
-12 + 15z + -13z = 8 + 13z + -13z

Combine like terms: 15z + -13z = 2z
-12 + 2z = 8 + 13z + -13z

Combine like terms: 13z + -13z = 0
-12 + 2z = 8 + 0
-12 + 2z = 8

Add '12' to each side of the equation.
-12 + 12 + 2z = 8 + 12

Combine like terms: -12 + 12 = 0
0 + 2z = 8 + 12
2z = 8 + 12

Combine like terms: 8 + 12 = 20
2z = 20

Divide each side by '2'.
z = 10

Simplifying
z = 10

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