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nikitadnepr [17]
3 years ago
8

What is the simplified expression for -3(2x-7)+2y+ 2(x+y)?

Mathematics
1 answer:
PilotLPTM [1.2K]3 years ago
8 0

Answer:

-4x+4y+21

Step-by-step explanation:

-3(2x-7)+2y+2(x+y)

-6x+21+2y+2x+2y

-4x+21+4y

-4x+4y+21

Expanded and simplified :)

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DRIVE Rupert drove home at an average rate of 58 miles per hour. Find his rate in feet per second. Round to the nearest tenth.
Sliva [168]

Answer: 85.06 feet/second

Step-by-step explanation: 58

×

5280

=

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1 hour= 60 x 60 seconds = 3600 seconds.

Explanation:

To make it feet per second divide:

306240/3600

85.06

feet/second

5 0
3 years ago
What is the volume of a sphere with a diameter of 5 in? Round your answer to the nearest hundredth of a cubic inch.
Anettt [7]

if the sphere has a diameter of 5, then its radius is half that, or 2.5.

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4 years ago
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Harlamova29_29 [7]

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3 years ago
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Answer:

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Step-by-step explanation:

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