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Nadusha1986 [10]
2 years ago
13

The sun of two numbers is 25. One number Is twice the second number +7 what are the two numbers?

Mathematics
2 answers:
slamgirl [31]2 years ago
8 0

Answer:

19

Step-by-step explanation:

x+y=25 => x=-y+25

x= 2y+7

x=-y+25

x=2y+7

subtract the first equation from the 2nd

0=3y-18

y=6

x=19

Vera_Pavlovna [14]2 years ago
3 0

Answer:

19 and 6

Step-by-step explanation:

x(the big number) y (the small number)

x=2y+7

x+y=25

2y+7+y=25

3y=18

y=18/3=6

x+6=25

x=25-6=19

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The sum of two numbers is 136 (sum is what you get when you add two numbers together). If one of the two numbers is 51, and the other number is X, then:

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