gina1004 gina1004

17-07-2017
Mathematics

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5x^2+15=51; square root property

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devinat1 devinat1

17-07-2017

1. Subtract 15 to the other side (5x^2 = 36)

2.Square root both sides to remove the squared of 5x^2 (sqrt(5x^2) = sqrt(36) simplified to 5x = 6)

3. divide by 5 to get x = 6/5

Final result is 6/5

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