Answer:
20 kg
Step-by-step explanation:
12/3 = 4
4 x 2 = 8
12 + 8 = 20
Can you please elaborate on your question
Answer:
a) the first negative number will be -1
b) A, B and C
c) 0.3
Step-by-step explanation:
Answer:
stuff
Step-by-step explanation:
180-72 = 108
a2 = 108º
a3 = 108
a4 = 72
a4+a6 = 180 so
a11+a13 + 180...
Answer:

Step-by-step explanation:
For a negative exponent you always flip the number so instead of
it would be
and 5 to the first power is 5
Now for
any exponent with a zero it always equals 1
So 
Hope this helps!