Question

find value of y -

$3y {}^{2} = 75$
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Answer 1

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let's solve :

• $3 {y}^{2} = 75$

• ${y}^{2} = 75 \div 3$

• ${y}^{2} = 25$

• $y = \sqrt{25}$

• $y = \pm5$

Answer 2

$3y ^{2} = 75 \\ y ^{2} = \frac{75}{3} \\ y ^{2} = 25 \\ y = \sqrt{25} \\ y = 5$

Hope it helps you