Mathematics, 18.02.2020 20:50 sophiqdionacles1968

What substitution should be used to rewrite 6(x + 5)2 + 5(x + 5) - 4 = 0 as a quadratic equation?
Ou = (x + 5)
u = (x - 5)
U = (x + 5)2
u = (x - 5)2

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What substitution should be used to rewrite 6(x + 5)2 + 5(x + 5) - 4 = 0 as a quadratic equation?