Question

The sum of three numbers is 88 . The first number is 7 less than the second. The third number is 3 times the second. What are the numbers?

First number:
Second number:
Third number:

Answer 1

88 = X +(x-7)+3X

88=5X-7

95 = 5X

X=19

1st number = 12

2nd number = 19

3rd number = 57

12+19+57 = 88