3(6-z)=45

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Solution for 3(6-z)=45 equation:


Simplifying
3(6 + -1z) = 45
(6 * 3 + -1z * 3) = 45
(18 + -3z) = 45

Solving
18 + -3z = 45

Solving for variable 'z'.

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

Add '-18' to each side of the equation.
18 + -18 + -3z = 45 + -18

Combine like terms: 18 + -18 = 0
0 + -3z = 45 + -18
-3z = 45 + -18

Combine like terms: 45 + -18 = 27
-3z = 27

Divide each side by '-3'.
z = -9

Simplifying
z = -9

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