Answer:
-7v-1
Step-by-step explanation:
=-5v+(-2)+1+(-2v)
=-5v-2+1-2v
=-5v-2v-2+1
=-7v-2+1
=-7v-1
3.5
Answer: 9
3 friends ( unless u mean 3/4 instead of 34 then its 2 friends)
4.3% , 645 ÷ 5 = 129, 4.3% of 3000 is 129
