7d^2+1=29

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Solution for 7d^2+1=29 equation:


Simplifying
7d2 + 1 = 29

Reorder the terms:
1 + 7d2 = 29

Solving
1 + 7d2 = 29

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 + 7d2 = 29 + -1

Combine like terms: 1 + -1 = 0
0 + 7d2 = 29 + -1
7d2 = 29 + -1

Combine like terms: 29 + -1 = 28
7d2 = 28

Divide each side by '7'.
d2 = 4

Simplifying
d2 = 4

Take the square root of each side:
d = {-2, 2}

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