Veronica B.
asked 02/01/16Wanda and larry are neighbors and the sum of their house # is 794. Find their house numbers
I need the equation so I can solve
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2 Answers By Expert Tutors

Brian O. answered 02/01/16
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Effective ways to learn math and Chinese
Let x and x +2 be the the numbers of the two neighbors.
x + x + 2 = 794
x = 396
Therefore the house numbers of the two neighbors are 396 and 398
House numbers on the same side of the street are usually two apart.
Let X = one house number.
x + 2 = the other house number
x + (x +2) = 794
That is the same as saying:
x + x + 2 = 794
Solve for x. First subtract 2 from each side
x + x = 792
2x = 792
x = 396
The other house number x + 2 is 398
Check: 396 + 398 = 794
I don't think from the information given we can tell which number is Wanda and which is Larry. if anyone can do that, hats off to ya!
Veronica B.
Thank you. These kinds of problems are the hardest for me. I have more that I need help with
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02/02/16
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Veronica B.
02/02/16