-8=4-z

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Solution for -8=4-z equation:


Simplifying
-8 = 4 + -1z

Solving
-8 = 4 + -1z

Solving for variable 'z'.

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

Add 'z' to each side of the equation.
-8 + z = 4 + -1z + z

Combine like terms: -1z + z = 0
-8 + z = 4 + 0
-8 + z = 4

Add '8' to each side of the equation.
-8 + 8 + z = 4 + 8

Combine like terms: -8 + 8 = 0
0 + z = 4 + 8
z = 4 + 8

Combine like terms: 4 + 8 = 12
z = 12

Simplifying
z = 12

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