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Solve the following equation by making an appropriate substitution. (x + 1) + 6(x+1)+5=0 *** Make an appropriate substitution and rewrite the equation in

Solve the following equation by making an appropriate substitution. (x + 1) + 6(x+1)+5=0 *** Make an appropriate substitution and rewrite the equation in quadratic form. Let u = then the quadratic equation in u is

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