2(3z+3)-9=45

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Solution for 2(3z+3)-9=45 equation:


Simplifying
2(3z + 3) + -9 = 45

Reorder the terms:
2(3 + 3z) + -9 = 45
(3 * 2 + 3z * 2) + -9 = 45
(6 + 6z) + -9 = 45

Reorder the terms:
6 + -9 + 6z = 45

Combine like terms: 6 + -9 = -3
-3 + 6z = 45

Solving
-3 + 6z = 45

Solving for variable 'z'.

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

Add '3' to each side of the equation.
-3 + 3 + 6z = 45 + 3

Combine like terms: -3 + 3 = 0
0 + 6z = 45 + 3
6z = 45 + 3

Combine like terms: 45 + 3 = 48
6z = 48

Divide each side by '6'.
z = 8

Simplifying
z = 8

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