3(z+10)=18

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Solution for 3(z+10)=18 equation: 


Simplifying
3(z + 10) = 18

Reorder the terms:
3(10 + z) = 18
(10 * 3 + z * 3) = 18
(30 + 3z) = 18

Solving
30 + 3z = 18

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 = 18 + -30

Combine like terms: 30 + -30 = 0
0 + 3z = 18 + -30
3z = 18 + -30

Combine like terms: 18 + -30 = -12
3z = -12

Divide each side by '3'.
z = -4

Simplifying
z = -4

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