Z*2-7z-30=0

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Solution for Z*2-7z-30=0 equation: 


Simplifying
Z * 2 + -7z + -30 = 0

Reorder the terms for easier multiplication:
2Z + -7z + -30 = 0

Reorder the terms:
-30 + 2Z + -7z = 0

Solving
-30 + 2Z + -7z = 0

Solving for variable 'Z'.

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

Add '30' to each side of the equation.
-30 + 2Z + 30 + -7z = 0 + 30

Reorder the terms:
-30 + 30 + 2Z + -7z = 0 + 30

Combine like terms: -30 + 30 = 0
0 + 2Z + -7z = 0 + 30
2Z + -7z = 0 + 30

Combine like terms: 0 + 30 = 30
2Z + -7z = 30

Add '7z' to each side of the equation.
2Z + -7z + 7z = 30 + 7z

Combine like terms: -7z + 7z = 0
2Z + 0 = 30 + 7z
2Z = 30 + 7z

Divide each side by '2'.
Z = 15 + 3.5z

Simplifying
Z = 15 + 3.5z

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