SOLUTION: the sum of two consecutive multiples of 17 is 85. find the number [i know the answer is 34 and 51, but how come?

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Question 296619: the sum of two consecutive multiples of 17 is 85. find the number
[i know the answer is 34 and 51, but how come?
Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
17x+17(x+1)=85
17*(2x+1)=85
2x+1=5
2x=4
x=2
17*2+17*3=85
34+51=85