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01-12-2020
Mathematics

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PLEASE HELP WILL GIVE BRAINLIEST AND 40 POINTS

PLEASE HELP WILL GIVE BRAINLIEST AND 40 POINTS class=

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Аноним Аноним

01-12-2020

Answer:

15. x+6+x+9+x+3=2(x+4+x+1)

3x+18=4x+10

x=8

16. 30x=10x+40

x=2

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