2x^2+9x-6 i found this by subtracting 3x^2+7x from the other equation
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We move all terms to the left:</span>

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We add all the numbers together, and all the variables</span>

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We move all terms containing y to the left, all other terms to the right</span>


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Step-by-step explanation:
2⁶X5⁴X3¹²/2²x5²x3⁴
2⁴ × 5²×3⁸
The best and most correct answer among the choices provided by your question is the third choice. There are 1350 different ring selections.
It is because:
3*15*30 = 1,350
I hope my answer has come to your help. Thank you for posting your question here in Brainly. We hope to answer more of your questions and inquiries soon. Have a nice day ahead!
Make it a trinomial by using the FOIL method.
First
Inside
Outside
Last