kourtneycunningha22 kourtneycunningha22

09-06-2020
Mathematics

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Thw sum of 12x^2+9x^2

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wegnerkolmp2741o wegnerkolmp2741o

09-06-2020

Answer:

21 x^2

Step-by-step explanation:

12x^2+9x^2

Combine like terms

x^2(12+9)

x^2(21)

21 x^2

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