8-3z=7z-12

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Solution for 8-3z=7z-12 equation:


Simplifying
8 + -3z = 7z + -12

Reorder the terms:
8 + -3z = -12 + 7z

Solving
8 + -3z = -12 + 7z

Solving for variable 'z'.

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

Add '-7z' to each side of the equation.
8 + -3z + -7z = -12 + 7z + -7z

Combine like terms: -3z + -7z = -10z
8 + -10z = -12 + 7z + -7z

Combine like terms: 7z + -7z = 0
8 + -10z = -12 + 0
8 + -10z = -12

Add '-8' to each side of the equation.
8 + -8 + -10z = -12 + -8

Combine like terms: 8 + -8 = 0
0 + -10z = -12 + -8
-10z = -12 + -8

Combine like terms: -12 + -8 = -20
-10z = -20

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

Simplifying
z = 2

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