I think is C but I'm not 100% sure
Step-by-step explanation:
you're going to solve for y in the first equation and then substitute it in for the second equation and solve.
Answer:
Step-by-step explanation:
3). Definition of midpoint
4). Midpoint theorem ( ≅ parts are = )
7). Division Property of Equality.
8). QR = 5 + <em>2</em> = 7 Substitution x by equal value
9). PQ = 4(<em>2</em>) - 1 = 7 Substitution x by equal value
10). Segment addition postulate
11). Substitution
Answer:
D
Step-by-step explanation:
The other choices are wrong.