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21-06-2022
Mathematics

contestada

Reduce -8 + b² by 5 + b².
O -3
O -13
O 2b²-3

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21-06-2022

Answer:

-13

Step-by-step explanation:

-8 + b² – 5 + b²

-8 + b² -5 - b²

Collecting like terms...

b² - b² -8 - 5

= 0 - 13

= -13

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