SOLUTION: JAMES, ASHLEY, AND NICOLE, ALL SIBLINGS VISITING SCENE75, HAVE COLLECTIVELY WON A TOTAL OF 340 REDEMPTION PRIZE POINTS. THEIR MOTHER, KATHY, DECIDES HOW THE POINTS WILL BE SPLIT A

Algebra ->  Customizable Word Problem Solvers  -> Finance -> SOLUTION: JAMES, ASHLEY, AND NICOLE, ALL SIBLINGS VISITING SCENE75, HAVE COLLECTIVELY WON A TOTAL OF 340 REDEMPTION PRIZE POINTS. THEIR MOTHER, KATHY, DECIDES HOW THE POINTS WILL BE SPLIT A      Log On

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Question 613696: JAMES, ASHLEY, AND NICOLE, ALL SIBLINGS VISITING SCENE75, HAVE COLLECTIVELY WON A TOTAL OF 340 REDEMPTION PRIZE POINTS. THEIR MOTHER, KATHY, DECIDES HOW THE POINTS WILL BE SPLIT AMONGST THE THREE CHILDREN. SHE SAYS THAT JAMES AND ASHLEY BOTH BEHAVED VERY POORLY TODAY, THOUGH JAMES BEHAVED EVEN WORSE THAN ASHLEY. KATHY ASKS YOU TO SPLIT THE POINTS SUCH THAT JAMES RECEIVES 40 POINTS FEWER THAN ASHLEY AND THAT ASHLEY RECEIVES 80 POUNTS FEWER THAN NICOLE. HOW MANY POINTS
Found 2 solutions by josmiceli, solver91311:
Answer by josmiceli(19441) About Me  (Show Source):
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Let +a+ = James share
Let +b+ = Ashley's share
Let +c+ = Nicole's share
---------------------
given:
(1) +a+%2B+b+%2B+c+=+340+ points
(2) +a+=+b+-+40+
(3) +b+=+c+-+80+
--------------
(3) +b+=+c+-+80+
(3) +c+=+b+%2B+80+
---------------
Substitute (2) and (3) into (1)
(1)
(1) +3b+=+340+-+40+
(1) +3b+=+300+
(1) +b+=+100+
and, from (3),
(3) +c+=+100+%2B+80+
(3) +c+=+180+
From (2),
(2) +a+=+b+-+40+
(2) +a+=+100+-+40+
(2) +a+=+60+
60 is James share
100 is Ashley's share
180 is Nicole's share
----------------
check:
(2) +60+=+100+-+40+
(2) +60+=+60+
-------------
(3) +100+=+180+-+80+
(3) +100+=+100+
OK

Answer by solver91311(24713) About Me  (Show Source):