SOLUTION: TechWiz Electronics makes a profit of $35 for each MP3 player sold and $18 for each DVD player sold. Last week, TechWiz sold a combined total of 117 MP3 and DVD players

Algebra ->  Expressions -> SOLUTION: TechWiz Electronics makes a profit of $35 for each MP3 player sold and $18 for each DVD player sold. Last week, TechWiz sold a combined total of 117 MP3 and DVD players      Log On


   

Question 1126319: TechWiz Electronics makes a profit of
$35
for each MP3 player sold and
$18
for each DVD player sold. Last week, TechWiz sold a combined total of
117
MP3 and DVD players.
Let
x
be the number of MP3 players TechWiz sold last week. Write an expression for the combined total profit (in dollars) TechWiz made from MP3 and DVD players last week.
Found 2 solutions by ikleyn, josgarithmetic:
Answer by ikleyn(52798) About Me  (Show Source):
You can put this solution on YOUR website!
.

The post formatted in this way DOES NOT DESERVE my efforts to solve it.

Answer by josgarithmetic(39620) About Me  (Show Source):
You can put this solution on YOUR website!
(Better Formatting)

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TechWiz Electronics makes a profit of
$35 for each MP3 player sold and $18 for each DVD player sold.
Last week, TechWiz sold a combined total of 117 MP3 and DVD players.

Let x be the number of MP3 players TechWiz sold last week.
Write an expression for the combined total profit (in dollars)
TechWiz made from MP3 and DVD players last week.
---------------------------- 

ITEM     PROFIT/item     COUNT ITEM    PROFITS
MP3         35              x            35x
DVD         18             117-x       18(117-x)
Total                       117      What goes here should be obvious.

Write the necessary expression and simplify.