SOLUTION: One number is 7 times a number . A third number is 100 more than the first number. If the sum of the three numbers is 964, find the numbers

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Question 1165320: One number is 7 times a number . A third number is 100 more than the first number. If the sum of the three numbers is 964, find the numbers
Found 2 solutions by ikleyn, josgarithmetic:
Answer by ikleyn(52787) About Me  (Show Source):
You can put this solution on YOUR website!
.

This post is a remarkable example on how a  Math problem   SHOULD   NOT   be worded.


Good for recycling,  only.


I should wash my hands with a soap after reading it . . .



Answer by josgarithmetic(39617) About Me  (Show Source):
You can put this solution on YOUR website!
ONE NUMBER, FIRST NUMBER              7y
A NUMBER, SECOND NUMBER                y
THIRD NUMBER                          7y+100
Sum                                   964

highlight_green%287y%2By%2B%287y%2B100%29=964%29
-
15y%2B100=964
15y=864
highlight%28y=57.6%29

--- 
                              R E S U L T S
---------------------------------------------
ONE NUMBER, FIRST NUMBER             403.2 
A NUMBER, SECOND NUMBER               57.6
THIRD NUMBER                         503.2 
Sum                                   964