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6 times the sum of a number and 7 is 18
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6 times the sum of a number and 7 is 18

User Cardin
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6(x+7)=18
6x+42=18
6x=-24
x=-4
User Shoaeb
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7.7k points
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The simplest way to find this number is to add your two known values (7 and 6) which should be 13. Now you should subtract it from 18. (18-13). That should equal to 5, which is your answer.
User David Casillas
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