(5*3b)*3b=45

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Solution for (5*3b)*3b=45 equation: 


Simplifying
(5 * 3b) * 3b = 45

Multiply 5 * 3
(15b) * 3b = 45

Remove parenthesis around (15b)
15b * 3b = 45

Reorder the terms for easier multiplication:
15 * 3b * b = 45

Multiply 15 * 3
45b * b = 45

Multiply b * b
45b2 = 45

Solving
45b2 = 45

Solving for variable 'b'.

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

Divide each side by '45'.
b2 = 1

Simplifying
b2 = 1

Take the square root of each side:
b = {-1, 1}

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