Answer:
-72
Step-by-step explanation:
Sum is adding so I just did substitution for this. 26+-72=-46 because a positive plus a negative equals a negative.
Answer:
(a)

(b)

(c)

(d)

Step-by-step explanation:
(a)

we can use property of exponent

we get


........Answer
(b)

we can use property of exponent

we get


........Answer
(c)

we can use property of exponent

we get



........Answer
(d)

we can use property of exponent

we get


we can use property

........Answer
Answer:
So do you already have the answer? Also 1/20 looks right.
Step-by-step explanation:
36 because if you add 21 + 15 you get 36. How by adding it all together. I hope this helped you bye
The answer would be 20,670