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Goryan [66]
3 years ago
9

Evaluate the following expression:

Mathematics
1 answer:
Molodets [167]3 years ago
7 0

Answer:

Astronomers were trying to find the weight of six planets - Mars, Venus, Pluto, Jupiter, Mercury, and Saturn. The number of planets lighter than Mars was equal to the number of planets heavier than Venus. Saturn was heavier than Mars and Mercury were heavier than Pluto. Venus was lighter than Mars. Saturn was not the heaviest planet.

Step-by-step explanation:

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4x-5y=13
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Hello : 
<span>4x-5y=13...(1)
x+5y=-3...(2)
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</span>
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Two adjacent angles form a right angle. What type of angle pair do they form?
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Answer:

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Step-by-step explanation:

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See below.

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