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IRINA_888 [86]
2 years ago
5

Alvin is 13 years younger than Elga. The sum of their ages is 27. What is Elga's age?

Mathematics
2 answers:
Elena L [17]2 years ago
8 0

Step-by-step explanation:

Let A be Alvin's age and E be Elga's age

A + E = 27

also A + 13 = E

Substitute for A in the first equation

E -13 + E = 27

2E = 40

E = 20, so Elga is 20 years old and Alvin is 7.

omeli [17]2 years ago
5 0

Answer:

14

Step-by-step explanation:

27-13

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