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Mrs. Morgan is teaching a 5th grade class. She is standing 12 meters in front of Aaliyah. Brenna is sitting too Aaliyah's right. If Brenna and Mrs. Morgan are 15 meters apart, how far apart are Aaliyah and Brenna

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Answer:

x = 9 or x = -9

Step-by-step explanation:

x² + 12² = 15²

[tex]x^{2} +144=225[/tex]

x²+ 144 − 144 = 225 − 144

[tex]x^{2} = 81[/tex]

[tex]x[/tex] = ± [tex]\sqrt{81[/tex]

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