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lawyer [7]
3 years ago
5

The sum of two numbers is 31. The sum of the smaller and 3 times the larger is 85

Mathematics
1 answer:
In-s [12.5K]3 years ago
6 0
X+y=31 So, x=31-y
x+3y=85

31-y+3y=85
31+2y=85
2y=54
y=27
x+3×27=85
x+81=85
x=4
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