Respuesta :

Answer: 7-8=-1

Step-by-step explanation: you have 7 and you need to take away 8 so you have to subtract and ypu get -1

Answer:

Step-by-step explanation:

Well, I don't know if I'm right but I think question 8 would be, 10 to the power of 8 is 100,000 times 3.85 is 385,000,000. Then 1.75 times 10 to the power of 3 is 1,750. Well, 4 quarters equal 1 dollar so you would need 350 million quarters and I'm tired of doing the math for 1,750 so I don't know...

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