Answer: 7^8
Explanation: just add the exponent if you are multiplying two things with the same base
500=140+40h
minus 140 both sides
360=40h
divide y 40
9=h
9 hours
Additive inverses, because their sum is 0
I think it would be these two
Answer:
[[5,2],[[4,1],
[3,0]]+[6,7]]
=
[[9,3],
[9,7]]
Step-by-step explanation:
you add 5+4,2+1,6+3,7+0