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-3 and -17

Q: What two numbers have a product of 51 and a sum of -20?

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It is 0.5

17 and 3 are two prime numbers whose sum is 20. Their product is 51.

4 and 5

5 and 4. 5x4=20 (product) 5+4=9 (sum)

A single number cannot have a sum or a product - a sum or product is used to compare two or more numbers.

Related questions

It is 0.5

12 and 8

17 and 3 are two prime numbers whose sum is 20. Their product is 51.

4 and 5

5 and 4. 5x4=20 (product) 5+4=9 (sum)

They're 5 and 15.

A single number cannot have a sum or a product - a sum or product is used to compare two or more numbers.

The numbers are 20 and 9

The numbers are: 7 and 20

10 and 20.

16 + 20 = 36 16 x 20 = 320 The two numbers are 16 and 20.

asked to work out the product of two or more numbers, then you need to multiply the numbers together. If you are asked to find the sum of two or more numbers, then you need to add the numbers together.