SOLUTION: the sum of 50 and thrice a number is 155. what is the number?

Algebra ->  Expressions-with-variables -> SOLUTION: the sum of 50 and thrice a number is 155. what is the number?      Log On


   

Question 959537: the sum of 50 and thrice a number is 155. what is the number?
Answer by psbhowmick(878) About Me  (Show Source):
You can put this solution on YOUR website!
Let the unknown number be x.

50 + 3x = 155
3x = 155 - 50 = 105
x = 105/3 = 35

So the unknown number is 35.