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AveGali [126]
2 years ago
14

I’ll mark you as brainliest

Mathematics
1 answer:
Lapatulllka [165]2 years ago
8 0

Step-by-step explanation:

1) -5n+10n

= 5n

2) -x-9+2x-10

= 2x-x-9-10

= x-19

3) -5(x-10)-x

= -5x+50-x

= -6x+50

4) 9-5(1-7x)

= 9-5+35x

= 35x+4

5) y^2-x

= 3^2-2

= 9-2

= 7

Do the remain questions by yourself, you can do it!

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Answer:

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Step-by-step explanation:

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hope this helps :D

3 0
3 years ago
Express 5/7 as a decimal. (Round to the nearest thousandths place)
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Answer:

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Step-by-step explanation:

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