3z+9+5z-4=

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Solution for 3z+9+5z-4= equation:


Simplifying
3z + 9 + 5z + -4 = 0

Reorder the terms:
9 + -4 + 3z + 5z = 0

Combine like terms: 9 + -4 = 5
5 + 3z + 5z = 0

Combine like terms: 3z + 5z = 8z
5 + 8z = 0

Solving
5 + 8z = 0

Solving for variable 'z'.

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

Add '-5' to each side of the equation.
5 + -5 + 8z = 0 + -5

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

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

Divide each side by '8'.
z = -0.625

Simplifying
z = -0.625

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