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Ket [755]
3 years ago
14

Two times one number added to three times a second number is 21. Five times the first number added to three times the second is

30. What are the numbers?

Mathematics
2 answers:
lisabon 2012 [21]3 years ago
7 0

Answer:

d. 3 and 5

Step-by-step explanation:

the first number will be x and the second number will be y

2x + 3y = 21

2(3) + 3(5) = 21

6 + 15 = 21

5x + 3y = 30

5(3) + 3(5) = 30

15 + 15 = 30

dmitriy555 [2]3 years ago
6 0

Answer:

The answer is D

Step-by-step explanation:

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