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shepuryov [24]
2 years ago
9

I will mark brainly, help me with this question please.​

Mathematics
1 answer:
QveST [7]2 years ago
5 0

Answer:

15 and 3

Step-by-step explanation:

<u>Create system of equations:</u>

a=5b

a+b=18

<u>Substitute:</u>

5b+b=18

6b=18

b=3

<u>Substitute:</u>

a=5(3)

a=15

Therefore, the two numbers are 15 and 3

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