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Liula [17]
2 years ago
14

What does (-x)+(-x)+(-x)=

Mathematics
2 answers:
AfilCa [17]2 years ago
6 0

Answer: -3x

Step-by-step explanation:

(-x)+(-x)=-2x

-2x+(-x)=-3x

Mazyrski [523]2 years ago
5 0

Answer:

-3x

Step-by-step explanation:

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timurjin [86]
What is 0.00340.78 correct to 3 significant figures?

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Lisa has 6 hours of studying to do. If she divides her study time into 1/2-hour sessions, how many study sessions will she need?
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2 years ago
What is the sum of 3.6 × 103 and 6.1 × 103? Answer Choices 9.7x10^3 9.7x10^6 97x10^3 97x10^6
Nutka1998 [239]

Answer:

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Step-by-step explanation:

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The factor of 10³ can be factored out while you do the sum.

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A calculator can find the sum for you. A scientific or graphing calculator will have the option to display the result in scientific notation format.

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