3+2(3)+z=18

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Solution for 3+2(3)+z=18 equation: 


Simplifying
3 + 2(3) + z = 18

Multiply 2 * 3
3 + 6 + z = 18

Combine like terms: 3 + 6 = 9
9 + z = 18

Solving
9 + z = 18

Solving for variable 'z'.

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

Add '-9' to each side of the equation.
9 + -9 + z = 18 + -9

Combine like terms: 9 + -9 = 0
0 + z = 18 + -9
z = 18 + -9

Combine like terms: 18 + -9 = 9
z = 9

Simplifying
z = 9

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