Solve for A
A=x^{2}+19
Solve for x (complex solution)
x=-\sqrt{A-19}
x=\sqrt{A-19}
Solve for x
x=\sqrt{A-19}
x=-\sqrt{A-19}\text{, }A\geq 19
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A=x^{2}+25-6
Add 6 and 19 to get 25.
A=x^{2}+19
Subtract 6 from 25 to get 19.
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