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x+7=15 so x=15-7 so x=8 it is answer
What else can I help you with?
What is the sum of a odd number and a even number?
The sum of an odd number and an even number is an odd number.
What two prime number have a sum of 26?
3 + 23 7 + 19 13 + 13
What is the sum of 56 and 64 as the product of their gcf and another sum?
(7 x 8) + (8 x 8) = 15 x 8 = 120
What is the sum of digits of 7 and the factors are the same numbers?
It's not entirely clear from the wording of your question what it is you want to know. Seven is a one-digit number. The sum of its digits is 7. Seven has two factors: 1 and 7. That sum is 8.
What is the sum of prime numbers between 1 and 15?
The prime numbers between 1 and 15 are 2, 3, 5, 7, 11, and 13. To find the sum, you simply add these numbers together: 2 + 3 + 5 + 7 + 11 + 13 = 41. Therefore, the sum of prime numbers between 1 and 15 is 41.
What is the sum of 15 and 7 times a number equals 99?
(15+7) +99
What is the number for the fist magic square in mission 7?
the magic sum is 15
The sum of eight times a number and fifteen is seven?
8x + 15 = 7 so 8x = 7 - 15: x = -1
The sum of 15 and a number x?
(x + 15)
What number is six less than the sum of seven and eight?
7+8=15 15-6=9
What is the sum of 7 7?
If you add a single number - in this case minus seven - the "sum" is the number itself.
What are three prime numbers with a sum of 15?
11+3+1=15 but 1 is not a prime number. 3 + 5 + 7 = 15
What is the answer of the sum of 15 and product of 56?
The two numbers with the sum of 15 and the product of 56 are: 7 + 8 = 15 7 x 8 = 56
The sum of 8 and 7?
8 + 7 = 15
Add the sum of 7 and 8 to the product of 7 and 8?
(7*8)+(7+8) = 56+15 = 71
The sum of a number and 7 is 15 what is the product of the nomber and 4?
If x + 7 = 15, then 15 - 7 = x, therefore x = 8.If x = 8, then 4x is equal to 4 x 8 = 32.
What does 8 plus -15 equal?
-7
