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Express in standard quadratic form ax? + bx + c = 0 so that a has a positive value. Write your solution after each number. 9. 3(x2-5) = 4x 10. 2x(x + 4) = 42 11. 3x -9 = x2 -7x
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22 votes
22 votes
Express in standard quadratic form ax? + bx + c = 0 so that a has a positive value. Write your

solution after each number.
9. 3(x2-5) = 4x

10. 2x(x + 4) = 42

11. 3x -9 = x2 -7x

User Wyboo
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1 Answer

7 votes
7 votes
9 is x = -4
10 is x = 5
11 is x = -1
User Rene Enriquez
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