19=9-2z

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Solution for 19=9-2z equation:


Simplifying
19 = 9 + -2z

Solving
19 = 9 + -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.
19 + 2z = 9 + -2z + 2z

Combine like terms: -2z + 2z = 0
19 + 2z = 9 + 0
19 + 2z = 9

Add '-19' to each side of the equation.
19 + -19 + 2z = 9 + -19

Combine like terms: 19 + -19 = 0
0 + 2z = 9 + -19
2z = 9 + -19

Combine like terms: 9 + -19 = -10
2z = -10

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

Simplifying
z = -5

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