4d^2-36=

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Solution for 4d^2-36= equation: 


Simplifying
4d2 + -36 = 0

Reorder the terms:
-36 + 4d2 = 0

Solving
-36 + 4d2 = 0

Solving for variable 'd'.

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

Add '36' to each side of the equation.
-36 + 36 + 4d2 = 0 + 36

Combine like terms: -36 + 36 = 0
0 + 4d2 = 0 + 36
4d2 = 0 + 36

Combine like terms: 0 + 36 = 36
4d2 = 36

Divide each side by '4'.
d2 = 9

Simplifying
d2 = 9

Take the square root of each side:
d = {-3, 3}

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