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The sum of twice a number and 17 is -1

User Ilredelweb
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Let call the number we are searching for x. 2*x + 17 = -1 so 2*x = -1-17 = -18 and x = -18/2 = -9
User Nikola Jankovic
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6 votes

let the number x

2x +17=-1

collect like term

2x=-1 -17

2x = -18

divide through by 2

2x/2 =-18/2

x=-9

User Nvcnvn
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