-7-2z=3

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Solution for -7-2z=3 equation: 


Simplifying
-7 + -2z = 3

Solving
-7 + -2z = 3

Solving for variable 'z'.

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

Add '7' to each side of the equation.
-7 + 7 + -2z = 3 + 7

Combine like terms: -7 + 7 = 0
0 + -2z = 3 + 7
-2z = 3 + 7

Combine like terms: 3 + 7 = 10
-2z = 10

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

Simplifying
z = -5

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