(r+4)2=29

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Solution for (r+4)2=29 equation:


Simplifying
(r + 4) * 2 = 29

Reorder the terms:
(4 + r) * 2 = 29

Reorder the terms for easier multiplication:
2(4 + r) = 29
(4 * 2 + r * 2) = 29
(8 + 2r) = 29

Solving
8 + 2r = 29

Solving for variable 'r'.

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

Add '-8' to each side of the equation.
8 + -8 + 2r = 29 + -8

Combine like terms: 8 + -8 = 0
0 + 2r = 29 + -8
2r = 29 + -8

Combine like terms: 29 + -8 = 21
2r = 21

Divide each side by '2'.
r = 10.5

Simplifying
r = 10.5

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