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Oliga [24]
3 years ago
11

Three times a number plus three times a second number is fifteen. Four times the first plus twice the second number is fourteen.

Find the numbers.
Mathematics
1 answer:
Alexxx [7]3 years ago
3 0

Answer:

x = 2 | y = 3. ( 2,3 )

Step-by-step explanation:

2(3x + 3y = 15)

6x + 6y = 30

3(4x + 2y = 14)

12x + 6y = 42

- 6x. -6y. -30

6x = 12

÷ 6. ÷6

x = 2

3x + 3y = 15

3(2) + 3y = 15

6 + 3y = 15

-6. -6

3y = 9

÷3. ÷3

y = 3

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