Sum of three square roots

Solve the following equation: $2 x^{2} - 9 x + 4 + 3 2 x - 1 = 2 x^{2} + 21 x - 11$ .

~15 minAnswer checked instantlyradical equations

H. S. Hall & S. R. Knight, Higher Algebra (1891) · Ch. X. Miscellaneous Equations, Examples X.a, No. 28

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Checked against the answer in H. S. Hall & S. R. Knight, Higher Algebra (1891).