Abigail S.
asked • 01/22/18Finding the point on a number line with multiple variables.
In the figure below, S is the midpoint of RT, and R is between Q and T. If QS=8 and RT=12, find QT.
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1 Expert Answer
Mark M. answered • 01/22/18
Tutor
5.0
(278)
Mathematics Teacher - NCLB Highly Qualified
Draw and label a diagram!
QT = QS + ST
QT = 8 + ST
RT = RS + ST
12 = RS + ST
RS = ST
12 = 2ST
6 = ST
QT = 8 + 6
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Mark M.
01/22/18