SOLUTION: Sapple, Lapin, and Kapp play on the basketball team. At the end of the season, Sapple had scored 8 more points than Lapin, while Lapin had scored twice as many points as Kapp. Toge
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Question 958390: Sapple, Lapin, and Kapp play on the basketball team. At the end of the season, Sapple had scored 8 more points than Lapin, while Lapin had scored twice as many points as Kapp. Together, They scored 108 points. this is the question and i need to solve it but I have no clue as what to do.
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Let the number of points scored
by the end of the season
for the 3 players =
, , and
--------------------------
(1)
(2)
(3)
------------------------
There are 3 equations. This is very important
because the number of equations has to
match the number of unknowns, or you
won't be able to solve it.
--------------------------
(2)
Substitute (1) and (2) into (3)
(3)
(3)
Multiply both sides by
(3)
(3)
(3)
and
(2)
(2)
(2)
and
(1)
(1)
(1)
--------------------
Sapple scored 48
Lapin scored 40
Kapp scored 20
---------------
check:
(3)
(3)
(3)
OK
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