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Marrrta [24]
3 years ago
6

If NASA scientists use positive and negative numbers to represent the time surrounding a rocket launch, what would zero mean? on

e hour before take-off two minutes before take-off the moment of take-off two minutes after take-off \
Pls help me im on a quiz
Mathematics
1 answer:
VladimirAG [237]3 years ago
3 0

Answer:

The moment of take-off

Step-by-step explanation: If it is two minutes before then they would say t-minus two minutes. Two minutes after would be t-plus two minutes, and so on. Please correct me of any mistakes.

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Answer:

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PLZZ HELP.... I NEED MY GRADE TO GO UP BC ITS ALMOST MY BIRTDAY AND I CANNOT FAIL!! PLLLLLLLSSSSSSS WILL MARK Brainliest
Papessa [141]

Answer:

Each cupcake cost $2.50 and each brownie cost $2.00

Step-by-step explanation:

Let x represent the price of each cupcake and let y represent the price of each brownie.

Lily and Maddie bought one cupcake and one brownie for $4.50. Hence the equation is:

x + y = 4.50                (1)

Also Jessica purchased 3 cupcakes and one brownie for $9.50. Hence the equation is given by:

3x + y = 9.50              (2)

To find the price of each cupcake and brownie, we solve equation 1 and 2 simultaneously. To find x, subtract equation 1 from equation 2:

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7 0
3 years ago
Solve the equation 2q – 4 = 26 for q.<br><br> A. 15<br> B. 20<br> C. 25<br> D. 30
algol13

Answer:

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Answer:

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Step-by-step explanation:

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3 in.:45 ft.

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