3(z-2)=15

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Solution for 3(z-2)=15 equation: 


Simplifying
3(z + -2) = 15

Reorder the terms:
3(-2 + z) = 15
(-2 * 3 + z * 3) = 15
(-6 + 3z) = 15

Solving
-6 + 3z = 15

Solving for variable 'z'.

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

Add '6' to each side of the equation.
-6 + 6 + 3z = 15 + 6

Combine like terms: -6 + 6 = 0
0 + 3z = 15 + 6
3z = 15 + 6

Combine like terms: 15 + 6 = 21
3z = 21

Divide each side by '3'.
z = 7

Simplifying
z = 7

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