Z^2+2z-15=16

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Solution for Z^2+2z-15=16 equation:


Simplifying
Z2 + 2z + -15 = 16

Reorder the terms:
-15 + Z2 + 2z = 16

Solving
-15 + Z2 + 2z = 16

Solving for variable 'Z'.

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

Add '15' to each side of the equation.
-15 + Z2 + 15 + 2z = 16 + 15

Reorder the terms:
-15 + 15 + Z2 + 2z = 16 + 15

Combine like terms: -15 + 15 = 0
0 + Z2 + 2z = 16 + 15
Z2 + 2z = 16 + 15

Combine like terms: 16 + 15 = 31
Z2 + 2z = 31

Add '-2z' to each side of the equation.
Z2 + 2z + -2z = 31 + -2z

Combine like terms: 2z + -2z = 0
Z2 + 0 = 31 + -2z
Z2 = 31 + -2z

Simplifying
Z2 = 31 + -2z

Reorder the terms:
-31 + Z2 + 2z = 31 + -2z + -31 + 2z

Reorder the terms:
-31 + Z2 + 2z = 31 + -31 + -2z + 2z

Combine like terms: 31 + -31 = 0
-31 + Z2 + 2z = 0 + -2z + 2z
-31 + Z2 + 2z = -2z + 2z

Combine like terms: -2z + 2z = 0
-31 + Z2 + 2z = 0

The solution to this equation could not be determined.

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