Use square roots to solve the following equations round to the nearest hundredth if necessary

Question

3y²+51=918

7/29/2014 | Nikky from Claymont, DE

Answer 1

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3y²+51=918

7/29/2014 | Nikky from Claymont, DE

Answer 2

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Answer 3

3y² + 51 = 918

Subtract 51 from both sides:

3y² = 918 - 51 = 867

Divide both sides by 3:

y² = 867/3 = 289

Take the square root of both sides:

√y² = √289

y = ±17

7/29/2014 | Philip P.