Solve for b
b=\frac{-x^{2}-155}{8}
Solve for x (complex solution)
x=-\sqrt{-8b-155}
x=\sqrt{-8b-155}
Solve for x
x=\sqrt{-8b-155}
x=-\sqrt{-8b-155}\text{, }b\leq -\frac{155}{8}
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8b+155=-x^{2}
Subtract x^{2} from both sides. Anything subtracted from zero gives its negation.
8b=-x^{2}-155
Subtract 155 from both sides.
\frac{8b}{8}=\frac{-x^{2}-155}{8}
Divide both sides by 8.
b=\frac{-x^{2}-155}{8}
Dividing by 8 undoes the multiplication by 8.
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