sophia148 sophia148

14-01-2018
Mathematics

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15 times the square of a nonzero number is equal to 12 times the number

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texaschic101 texaschic101

14-01-2018

15x^2 = 12x
15x^2 - 12x = 0
3x(5x - 4) = 0

3x = 0
x = 0 .....not this one because it equals 0

5x - 4 = 0
5x = 4
x = 4/5 or 0.8 <==== ur number

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