3z+30=51

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Solution for 3z+30=51 equation: 


Simplifying
3z + 30 = 51

Reorder the terms:
30 + 3z = 51

Solving
30 + 3z = 51

Solving for variable 'z'.

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

Add '-30' to each side of the equation.
30 + -30 + 3z = 51 + -30

Combine like terms: 30 + -30 = 0
0 + 3z = 51 + -30
3z = 51 + -30

Combine like terms: 51 + -30 = 21
3z = 21

Divide each side by '3'.
z = 7

Simplifying
z = 7

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