-18=3(-z+6)+3

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Solution for -18=3(-z+6)+3 equation:


Simplifying
-18 = 3(-1z + 6) + 3

Reorder the terms:
-18 = 3(6 + -1z) + 3
-18 = (6 * 3 + -1z * 3) + 3
-18 = (18 + -3z) + 3

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

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

Solving
-18 = 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.
-18 + 3z = 21 + -3z + 3z

Combine like terms: -3z + 3z = 0
-18 + 3z = 21 + 0
-18 + 3z = 21

Add '18' to each side of the equation.
-18 + 18 + 3z = 21 + 18

Combine like terms: -18 + 18 = 0
0 + 3z = 21 + 18
3z = 21 + 18

Combine like terms: 21 + 18 = 39
3z = 39

Divide each side by '3'.
z = 13

Simplifying
z = 13

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