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3 votes
Twenty times the square of a non-zero number is equal to 15 times the number

User Nailah
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2 Answers

4 votes
i think that the answer is 5

User Reto Meier
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2 votes
20x^2 = 15x
20x^2 - 15x = 0
5x(4x - 3) = 0
5x = 0, x =0
4x -3 = 0, x = 3/4

answer
non-zero number is 3/4
User Wpigott
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