-9z-18=-3z+3

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Solution for -9z-18=-3z+3 equation:


Simplifying
-9z + -18 = -3z + 3

Reorder the terms:
-18 + -9z = -3z + 3

Reorder the terms:
-18 + -9z = 3 + -3z

Solving
-18 + -9z = 3 + -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.
-18 + -9z + 3z = 3 + -3z + 3z

Combine like terms: -9z + 3z = -6z
-18 + -6z = 3 + -3z + 3z

Combine like terms: -3z + 3z = 0
-18 + -6z = 3 + 0
-18 + -6z = 3

Add '18' to each side of the equation.
-18 + 18 + -6z = 3 + 18

Combine like terms: -18 + 18 = 0
0 + -6z = 3 + 18
-6z = 3 + 18

Combine like terms: 3 + 18 = 21
-6z = 21

Divide each side by '-6'.
z = -3.5

Simplifying
z = -3.5

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