z^2-50=0

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Solution for z^2-50=0 equation: 


Simplifying
z2 + -50 = 0

Reorder the terms:
-50 + z2 = 0

Solving
-50 + z2 = 0

Solving for variable 'z'.

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

Add '50' to each side of the equation.
-50 + 50 + z2 = 0 + 50

Combine like terms: -50 + 50 = 0
0 + z2 = 0 + 50
z2 = 0 + 50

Combine like terms: 0 + 50 = 50
z2 = 50

Simplifying
z2 = 50

Take the square root of each side:
z = {-7.071067812, 7.071067812}

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