Answer:
207
Step-by-step explanation:
5+4v-v=1+3+5v
5+3v=4+5v
minus 3v both sides
5+3v-3v=4+5v-3v
5+0=4+2v
5=4+2v
minus 4 both sides
5-4=4-4+2v
1=0+2v
1=2v
divide both sides by 2
1/2=v
Answer: A is the correct answer
QR IS 23.8! Just subtract 68.4-44.6. The answer is right because 44.6+23.8=68.4
1.57, divide two times pi (3.14)