Question

the ages of three sisters are consecutive integers. the sum of their ages is 45 calculate their ages

Answer 1

The answer must be 14, 15, 16. because they are all at least 1 # apart
If you add 14 15 & 16 you will get a total of 54, therefore these three numbers are you answer

Answer 2

consecituve ineters are 1 aprt so the ages are
x,x+1,x+2
their sum is 45
x+x+1+x+2=45
add like terms
3x+3=45
subtract 3
3x=42
divide 3
x=14
x+1=15
x+2=16
ages are 14,15,16