Answer: (4x+12) - (2x-5)
Step-by-step explanation: The (4x+12) is positive and the (2x-5) is negative.
The answer is the first one A. sss Postulate
Answer:
BC=QR
Step-by-step explanation:
conditions to be congruent, SSS, SAS, or ASA
Here, one side and one angle are already congruent, so another side including the angle should be same, to satisfy SAS
thus, BC=QR