SOLUTION: If 10 is added to a number and the sum is doubled, the result is -17 less than the number. Find the number.
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Question 931061: If 10 is added to a number and the sum is doubled, the result is -17 less than the number. Find the number.
Answer by ptfile(81) (Show Source): You can put this solution on YOUR website!
let x = the number
If 10 is added to a number and the sum is doubled, the result is -17 less than the number.
2(x+10)=x-17
2x+20=x-17
x =-37
The number is -37.
Check
2(-37+10)=-37-17
2(-27)=-54
-54=-54
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