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Simplifying
b2 + -106 = -21
Reorder the terms:
-106 + b2 = -21
Solving
-106 + b2 = -21
Solving for variable 'b'.
Move all terms containing b to the left, all other terms to the right.
Add '106' to each side of the equation.
-106 + 106 + b2 = -21 + 106
Combine like terms: -106 + 106 = 0
0 + b2 = -21 + 106
b2 = -21 + 106
Combine like terms: -21 + 106 = 85
b2 = 85
Simplifying
b2 = 85
Take the square root of each side:
b = {-9.219544457, 9.219544457}
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