(2b+9)2=

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Solution for (2b+9)2= equation:


Simplifying
(2b + 9) * 2 = 0

Reorder the terms:
(9 + 2b) * 2 = 0

Reorder the terms for easier multiplication:
2(9 + 2b) = 0
(9 * 2 + 2b * 2) = 0
(18 + 4b) = 0

Solving
18 + 4b = 0

Solving for variable 'b'.

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

Add '-18' to each side of the equation.
18 + -18 + 4b = 0 + -18

Combine like terms: 18 + -18 = 0
0 + 4b = 0 + -18
4b = 0 + -18

Combine like terms: 0 + -18 = -18
4b = -18

Divide each side by '4'.
b = -4.5

Simplifying
b = -4.5

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