Answer:
D. 2.69 lb is your answer
13vases=34.97lb
1 vase=34.97/13=2.69lb
30
Step-by-step explanation:
5x-1=149
5x=149+1=150
5x=150
x=150/5
x=30
-7x²=185-10
-7x²=175
x²=-25
x=±√-25