-2z-3=17

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Solution for -2z-3=17 equation: 


Simplifying
-2z + -3 = 17

Reorder the terms:
-3 + -2z = 17

Solving
-3 + -2z = 17

Solving for variable 'z'.

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

Add '3' to each side of the equation.
-3 + 3 + -2z = 17 + 3

Combine like terms: -3 + 3 = 0
0 + -2z = 17 + 3
-2z = 17 + 3

Combine like terms: 17 + 3 = 20
-2z = 20

Divide each side by '-2'.
z = -10

Simplifying
z = -10

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