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rosijanka [135]
2 years ago
12

Please help with this 3a² = 27. Find a

Mathematics
2 answers:
Anton [14]2 years ago
7 0

Answer: 9

Step-by-step explanation:

First divide both sides by 3

a^2=9

Then root both sides(\sqrt{a^2}=\sqrt{9})

a = 9

Hope it helps <3

Edit: :o this is my 250th answer

Ivahew [28]2 years ago
6 0

Answer:

a = 3

Step-by-step explanation:

3 {a}^{2}  = 27 \\  \frac{3 {a}^{2} }{3}  =  \frac{27}{3}  \\  {a}^{2}  = 9 \\ a =  \sqrt{9}  \\ a = 3

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