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One number is nine more than twice another. If their sum is decreased by ten, the result is eleven. Find the numbers.

One number is nine more than twice another. If their sum is decreased by ten, the result is eleven. Find the numbers.
asked 175k views
3 votes
One number is nine more than twice another. If their sum is decreased by ten, the result is eleven. Find the numbers.

asked
User Dave Kalu
by
8.0k points

1 Answer

4 votes
Another number: d
One number: 2d + 9

d + 2d + 9 - 10 = 11
3d - 1 = 11
3d = 12
d = 4

Another Number: 4
One Number: 17
2×4 + 9 = 8 + 9 = 17
answered
User Alex Glinsky
by
8.7k points
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