z^2+45=70

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Solution for z^2+45=70 equation: 


Simplifying
z2 + 45 = 70

Reorder the terms:
45 + z2 = 70

Solving
45 + z2 = 70

Solving for variable 'z'.

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

Add '-45' to each side of the equation.
45 + -45 + z2 = 70 + -45

Combine like terms: 45 + -45 = 0
0 + z2 = 70 + -45
z2 = 70 + -45

Combine like terms: 70 + -45 = 25
z2 = 25

Simplifying
z2 = 25

Take the square root of each side:
z = {-5, 5}

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