so, we know the mixture is the sum of both types of coffee, thus x + 20 = y, and 4x + 140 = 5y.
Barbara wants to buy some glittery heart-shaped beads to make friendship bracelets. The beads she wants come in a small pack wit
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so, we know the mixture is the sum of both types of coffee, thus x + 20 = y, and 4x + 140 = 5y.
Let a set of 
elements.
We can find
(factorial) of the element.
However, combination of the element lead to less than possibilities.
(combining like adding or multiplying)
So the proposition is false.
We can find
However, combination of the element lead to less than
(combining like adding or multiplying)
So the proposition is false.