9z-3=6z+15

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Solution for 9z-3=6z+15 equation:


Simplifying
9z + -3 = 6z + 15

Reorder the terms:
-3 + 9z = 6z + 15

Reorder the terms:
-3 + 9z = 15 + 6z

Solving
-3 + 9z = 15 + 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.
-3 + 9z + -6z = 15 + 6z + -6z

Combine like terms: 9z + -6z = 3z
-3 + 3z = 15 + 6z + -6z

Combine like terms: 6z + -6z = 0
-3 + 3z = 15 + 0
-3 + 3z = 15

Add '3' to each side of the equation.
-3 + 3 + 3z = 15 + 3

Combine like terms: -3 + 3 = 0
0 + 3z = 15 + 3
3z = 15 + 3

Combine like terms: 15 + 3 = 18
3z = 18

Divide each side by '3'.
z = 6

Simplifying
z = 6

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