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19-10-2020
Mathematics

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What is the answer to 3(2x+5)=3x+4x

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VintageCherry VintageCherry

19-10-2020

6x+15=3x+4x

6x+15=7x

15=7x-6x

15=1x

x=15/1

x=15

3(30+5)=45+60

3(30+5)=105

45+60=105

so x=15

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