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kondaur [170]
3 years ago
13

What is the solution for the system 6x+9y=21 4x-7y=-27

Mathematics
1 answer:
Aleks [24]3 years ago
5 0

Answer:

x= -16/13 y= -41/13 I think

Step-by-step explanation:

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Step-by-step explanation:

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Every 24 hours, Earth makes a full rotation around its axis. Earth's speed of rotation at the equator is 1.670 km per hour. What
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Answer:

The circumference of Earth's equator is 40,080 km.

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Given that every 24 hours, Earth makes a full rotation around its axis, and Earth's speed of rotation at the equator is 1,670 km per hour, to determine what is the circumference of Earth's equator the following calculation must be performed:

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Ierofanga [76]

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3 years ago
How much lighter is 345 g than 1,1 kg​
NemiM [27]

Answer:

755 gram lighter

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