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Blizzard [7]
3 years ago
10

A first number plus twice a second number is 14 twice the first number plus the second totals 31

Mathematics
2 answers:
Finger [1]3 years ago
8 0
X+2y=14
2x+y=31
x=-2y+14
-4y+28+y=31
-3y=3
y=-1
x-2=14
x=16
The first number is 16 and the second number is -1
valina [46]3 years ago
5 0
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