(7y+2)2-72=0

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Solution for (7y+2)2-72=0 equation:


Simplifying
(7y + 2) * 2 + -72 = 0

Reorder the terms:
(2 + 7y) * 2 + -72 = 0

Reorder the terms for easier multiplication:
2(2 + 7y) + -72 = 0
(2 * 2 + 7y * 2) + -72 = 0
(4 + 14y) + -72 = 0

Reorder the terms:
4 + -72 + 14y = 0

Combine like terms: 4 + -72 = -68
-68 + 14y = 0

Solving
-68 + 14y = 0

Solving for variable 'y'.

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

Add '68' to each side of the equation.
-68 + 68 + 14y = 0 + 68

Combine like terms: -68 + 68 = 0
0 + 14y = 0 + 68
14y = 0 + 68

Combine like terms: 0 + 68 = 68
14y = 68

Divide each side by '14'.
y = 4.857142857

Simplifying
y = 4.857142857

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