Line segment DG contains the point D(−2, 3) and a midpoint at O(3, −1.5). What is the location of endpoint G?
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The midpoint of (x1,y1) and (x2,y2) is 
just average them
(4,1) and (-2,4)
the midpoint is
(1,-1.5)
just average them
(4,1) and (-2,4)
the midpoint is
It is given in the question that
Anna buys 12 pens and 20 pencils for a total cost of $16. One pen costs $0.40 more than a pencil.
Let the cost of pencil is $ x .
Therefore cost of pen is
According to the question
Distributing 12 and combining like terms, we will get
Therefore cost of pencil is $0.35 and cost of pen is