SOLUTION: The sum of three numbers is 119. The second number is 8 less than the first, and the third is 4 more than the first. What is the First Number?

Algebra ->  Problems-with-consecutive-odd-even-integers -> SOLUTION: The sum of three numbers is 119. The second number is 8 less than the first, and the third is 4 more than the first. What is the First Number?      Log On


   

Question 785516: The sum of three numbers is 119. The second number is 8 less than the first, and the third is 4 more than the first. What is the First Number?
Answer by CubeyThePenguin(3113) About Me  (Show Source):
You can put this solution on YOUR website!
x + y + z = 119
y = x - 8
z = x + 4

Write everything in terms of x, the first number.

x + y + z = 119
x + (x - 8) + (x + 4) = 119
3x - 4 = 119
3x = 123
x = 41

The first number is 41.