Question 1179835
<pre>
                         PRICE          MASS        COST

Pepper Cheddar            17              w         17w

Pennsylvania Jack          8             6-w        8(6-w)

Combination the Two       11.75          6         11.75*6
</pre>
Solve for w, and evaluate 6-w:

{{{17w+8(6-w)=11.75*6}}}

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