Answer:

Step-by-step explanation:
we know that


Let
x ------> new battery life
The equation that represent this situation is

convert to mixed number

Answer:
b is 16 d is 13
Step-by-step explanation:
ok is a baby girl that can I be happy
Answer:
find the percentage equal to 70/80
Answer:
aNd?
tHeREs mORe..
Step-by-step explanation: