SOLUTION: My text book is the Blitzer College Algebra book and the text asks to "Solve each equation by making an appropriate substitution" and the problem I need help with is... 9x^4=25x

SOLUTION: My text book is the Blitzer College Algebra book and the text asks to "Solve each equation by making an appropriate substitution" and the problem I need help with is... 9x^4=25x

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Question 656246: My text book is the Blitzer College Algebra book and the text asks to "Solve each equation by making an appropriate substitution" and the problem I need help with is...
9x^4=25x^2-16
Answer by Tatiana_Stebko(1539) (Show Source): You can put this solution on YOUR website!

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