Q: Twice the sum of a number and 16 is 20?

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-16

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

It could be: 2x+16 = -24 in which case the value of x is -20

It is: 2*(6+4) = 20

20+x

Related questions

20

-20 because -20 + 36 = 16

It is 20.

20

-16

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

20

4 + 2*n â‰¥ 20

There aren't any numbers like that. You might be thinking of 28, which has a sum of all its factors equal to twice itself, making it a perfect number. Proper factors are a different set.

47 Impossible problem!

It could be: 2x+16 = -24 in which case the value of x is -20

It is: 2*(6+4) = 20