6z-3=-21+3z

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Solution for 6z-3=-21+3z equation:


Simplifying
6z + -3 = -21 + 3z

Reorder the terms:
-3 + 6z = -21 + 3z

Solving
-3 + 6z = -21 + 3z

Solving for variable 'z'.

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

Add '-3z' to each side of the equation.
-3 + 6z + -3z = -21 + 3z + -3z

Combine like terms: 6z + -3z = 3z
-3 + 3z = -21 + 3z + -3z

Combine like terms: 3z + -3z = 0
-3 + 3z = -21 + 0
-3 + 3z = -21

Add '3' to each side of the equation.
-3 + 3 + 3z = -21 + 3

Combine like terms: -3 + 3 = 0
0 + 3z = -21 + 3
3z = -21 + 3

Combine like terms: -21 + 3 = -18
3z = -18

Divide each side by '3'.
z = -6

Simplifying
z = -6

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