3z+8=-7

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Solution for 3z+8=-7 equation: 


Simplifying
3z + 8 = -7

Reorder the terms:
8 + 3z = -7

Solving
8 + 3z = -7

Solving for variable 'z'.

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

Add '-8' to each side of the equation.
8 + -8 + 3z = -7 + -8

Combine like terms: 8 + -8 = 0
0 + 3z = -7 + -8
3z = -7 + -8

Combine like terms: -7 + -8 = -15
3z = -15

Divide each side by '3'.
z = -5

Simplifying
z = -5

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