Answer:
4^0
Step-by-step explanation:
whenever the power is to 0 the answer is 1
4^5 x 4^-7 ÷ 4^-2 = 1
4^0 = 1
The answer is no
x=11
m<a=80º
m<b=80º
They are congruent so
8x-8=5x+25
8x=5x+33
3x=33
you would get about 6:20 of sleep
