Answer:
i dont understand...the meaning?
Step-by-step explanation:
Answer:
72 m\ p.h.
Step-by-step explanation:
we have 60 minute in one hour
we must divide 60 by 5=12
then 6*12=72!!!
it is very easy
Reflex angle.
hope this helped!
Answer:
yes
Step-by-step explanation:
6 -2 = 4
4 - 3 = 1
1 - .80 = .20
2x-4(x+1)=-13
1) we solve this equation:
2x-4(x+1)=-12
2x-4x-4=-12
-2x=-12+4
-2x=-8
x=-8/-2
x=4
2) we evalute x²-1
x²-1=4²-1=16-1=15
Answer: 15