Question

A number is equal to half the sum of the same number and ten. Set up and equation and find that number.

Answer 1

9514 1404 393

Answer:

• n = n/2 + 10
• 20

Step-by-step explanation:

Let n represent the number. Then half the number is n/2. We are told that ...

  n = n/2 +10 . . . . the number equals half the number plus 10

  n/2 = 10 . . . . . . .subtract n/2

  n = 20 . . . . . . . . multiply by 2

The number is 20.