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Simplifying
10b2 = 390
Solving
10b2 = 390
Solving for variable 'b'.
Move all terms containing b to the left, all other terms to the right.
Divide each side by '10'.
b2 = 39
Simplifying
b2 = 39
Take the square root of each side:
b = {-6.244997998, 6.244997998}
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