Answer would be: -11.2
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Answer:
=> equation 1
=> equation 2
=> equation 3
Step-by-step explanation:
Points P, Q, R, S, and T are collinear therefore, the following equations can be written based on the segment addition postulate:
=> equation 1
=> equation 2
=> equation 3
More equations can actually be written from the diagram given using the segment addition postulate. Such as:

4x+10y=<span>10
hope this helps</span>
Answer:
-7.96
Step-by-step explanation:
I used a calculator