a+b+c=49
b=2a
c=b-1
a + 2a + (2a-1) = 49
5a - 1 = 49
5a = 50
a = 10
10,20,19
the sum of 3 numbers is 49. the second number is twice the 1st, and the third is 1 less than the second. find the numbers
2 answers
10,20,19
3 answers