3rd option because it is equivalent to it
Answer:
25.5
Step-by-step explanation:
30% of 80 is 25.5
think of it as two fractions, and use the butterfly method
30/100 ?/80
from there solve
Answer:
25x^4 + 35x^2 - 35x^2 - 49
25x^4 - 49
Answer:
44 hours
Step-by-step explanation:
Decreasing the people by a factor of 2 means we have 3 people
The job takes 6* 22 = 132 people hours
When we decrease the people, it will take more hours
132 people hours = 3 people * t hours
Divide each side by 3
132/3 = 3t/3
44 = t
It will take 44 hours
Answer:
(3x5)+(3x-1) = 15+(-3)= 12
Step-by-step explanation:
There you go :)