18=3(2+6)+2z

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Solution for 18=3(2+6)+2z equation:


Simplifying
18 = 3(2 + 6) + 2z

Combine like terms: 2 + 6 = 8
18 = 3(8) + 2z

Multiply 3 * 8
18 = 24 + 2z

Solving
18 = 24 + 2z

Solving for variable 'z'.

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

Add '-2z' to each side of the equation.
18 + -2z = 24 + 2z + -2z

Combine like terms: 2z + -2z = 0
18 + -2z = 24 + 0
18 + -2z = 24

Add '-18' to each side of the equation.
18 + -18 + -2z = 24 + -18

Combine like terms: 18 + -18 = 0
0 + -2z = 24 + -18
-2z = 24 + -18

Combine like terms: 24 + -18 = 6
-2z = 6

Divide each side by '-2'.
z = -3

Simplifying
z = -3

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