Which sentence could be used to describe the equation 105 = 78 + y?

The sum of 78 and a number is 105.

The number 105 is more than 78.

The sum of 105 and 78 is a number.

Seventy-eight is more than the number one hundred five.

The sum of 105 and 78 is a number

The sum of 78 and a number is 105.

Step-by-step explanation:

"The sum of 78 and a number is 105." will best describe "105 = 78 + y".

What makes the other answers wrong:

"The number 105 is more than 78." would be 105 > 78.

"The sum of 105 and 78 is a number." is 105 + 78 = y.

"Seventy-eight is more than the number one hundred five." is not true.

78 is less than the number 105.

Brainilest Appreciated.