Answer:
First one is 9 the second one is 3.75 and the last one is 8
Step-by-step explanation:
I just did it
Answer:
x >25
Step-by-step explanation:
Answer:
36
Step-by-step explanation:
3(15.9 - 3.9)
3 · (15.9 - 3.9)
3(15.9) - 3(3.9)
47.7 - 3(3.9)
47.7 - 11.7
36
Answer:
Therefore,

Step-by-step explanation:
Simplify
-2^3

It is read as negative 2 raised to the power three,
also it is the cube of negative 2
we know that
given as

so for negative a i.e -a

substituting a = 2 we get

negative sign multiplied by odd number of times then the sign remains negative.
Therefore,

The weight of a plane with 81 gallons of fuel in the tank is about 44 tons