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kogti [31]
3 years ago
12

18. The sum of 10 times a number and fifteen is added to eleven times the same number.​

Mathematics
1 answer:
sergij07 [2.7K]3 years ago
4 0

Answer:

Sum of 10 times a number and fifteen is added to eleven times the same number is therefore: 10x + 15 + 11x = 21x + 15

Step-by-step explanation:

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The sum of 2 numbers is 100. Twice the first number plus twice the second number is 200. What are the numbers?
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Answer:

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Step-by-step explanation:

The sum of 2 numbers is 100. 50 x 2 = 100

Twice the first number plus twice the second number is 200.

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omeli [17]

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Answer:

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