Question

determine the value of y: 12y(y - 15) = -4+12y square​

Answer 1

$12y(y - 15) = - 4 + 12 {y}^{2} \\ = > 12 {y}^{2} - 180y = - 4 + 12 {y}^{2} \\ = > 12 {y}^{2} - 180y - 12 {y}^{2} = - 4 \\ = > - 180y = - 4 \\ = > y = \frac{ - 4}{ - 180} \\ = > y = \frac{1}{45}$

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Answer 2

Answer:

12y(y-15)=-4 +12y²

12y²-180y=12y²-4

y=4/180

y=1/45