3z-4=8z+16

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Solution for 3z-4=8z+16 equation:


Simplifying
3z + -4 = 8z + 16

Reorder the terms:
-4 + 3z = 8z + 16

Reorder the terms:
-4 + 3z = 16 + 8z

Solving
-4 + 3z = 16 + 8z

Solving for variable 'z'.

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

Add '-8z' to each side of the equation.
-4 + 3z + -8z = 16 + 8z + -8z

Combine like terms: 3z + -8z = -5z
-4 + -5z = 16 + 8z + -8z

Combine like terms: 8z + -8z = 0
-4 + -5z = 16 + 0
-4 + -5z = 16

Add '4' to each side of the equation.
-4 + 4 + -5z = 16 + 4

Combine like terms: -4 + 4 = 0
0 + -5z = 16 + 4
-5z = 16 + 4

Combine like terms: 16 + 4 = 20
-5z = 20

Divide each side by '-5'.
z = -4

Simplifying
z = -4

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