28=18-2z

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Solution for 28=18-2z equation:


Simplifying
28 = 18 + -2z

Solving
28 = 18 + -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.
28 + 2z = 18 + -2z + 2z

Combine like terms: -2z + 2z = 0
28 + 2z = 18 + 0
28 + 2z = 18

Add '-28' to each side of the equation.
28 + -28 + 2z = 18 + -28

Combine like terms: 28 + -28 = 0
0 + 2z = 18 + -28
2z = 18 + -28

Combine like terms: 18 + -28 = -10
2z = -10

Divide each side by '2'.
z = -5

Simplifying
z = -5

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