2*n + 79 = 91
(91-79)/2 = n
91-79 = 12
12/2 = n
n=6
or
2n + 79 = 91
91 - 79 = 12
2n = 12
12 / 2 = 6
n =6
625
7
16
25
The two numbers that are being added are each called addends, and the result is called a sum.
625
The number is eighteen.
Two negative numbers added together result in a negative number.
7
16
342
you call is the sum
25
It is called the sum
The two numbers that are being added are each called addends, and the result is called a sum.
The number is 20.
When you add a number to another number the result is their sum