Answer:

Step-by-step explanation:

Collect like terms
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Calculate
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Hope I helped!
Best regards! :D
Answer:
2
Step-by-step explanation:
It's 2 because 4^2 is 8 and 1^2 is 2 so that's how I got my answer
Answer:
here is the answer
Step-by-step explanation:
you may please search it
Answer:
D. Associative Property
Step-by-step explanation:
The group is being switched around.