441+b*b=841

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Solution for 441+b*b=841 equation: 


Simplifying
441 + b * b = 841

Multiply b * b
441 + b2 = 841

Solving
441 + b2 = 841

Solving for variable 'b'.

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

Add '-441' to each side of the equation.
441 + -441 + b2 = 841 + -441

Combine like terms: 441 + -441 = 0
0 + b2 = 841 + -441
b2 = 841 + -441

Combine like terms: 841 + -441 = 400
b2 = 400

Simplifying
b2 = 400

Take the square root of each side:
b = {-20, 20}

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