1+5d^2=16

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Solution for 1+5d^2=16 equation: 


Simplifying
1 + 5d2 = 16

Solving
1 + 5d2 = 16

Solving for variable 'd'.

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

Add '-1' to each side of the equation.
1 + -1 + 5d2 = 16 + -1

Combine like terms: 1 + -1 = 0
0 + 5d2 = 16 + -1
5d2 = 16 + -1

Combine like terms: 16 + -1 = 15
5d2 = 15

Divide each side by '5'.
d2 = 3

Simplifying
d2 = 3

Take the square root of each side:
d = {-1.732050808, 1.732050808}

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