(1/2)(x) + (3/4)(x) = 40
or
1.25x = 40
all divided by 1.25:
x = 32
10
7
The number is 17.
Their sum is three times the middle number.
addend
There are two solution: -3 and +2.
When you add a number to another number the result is their sum
Sum = Sum + first number Sum = Sum + second number Sum = Sum + third number Average = 1/3 x Sum
You find the sum of two numbers by adding the two together. Example: The sum of 1 + 1 is 2
The number is 7.
10
missing addend
addend
An addend
ADDITION
11,10
7