Answer:

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Answer:
you have to set the points to 100 to give 50 cuz 2 people answer the question lol
Step-by-step explanation:
Answer:
-4a + 7a = + 3a
But you don't actually need a pkus sign 3a is fine too. You are basically sum - 4 and 7. Let me know if you still confused.
Answer:
20,0995 or 80,750
hope this helps sorry if im wrong
Step-by-step explanation:
Where's the picture???? I'm confusedd