A and then A again, this is because you gotta leave the exponent by its self so you subtract 4 then the -4 gets to the other side and it leaves it with -6x = -24 then you just divide to get your answer.
It's a bit hard to explain but I hope this helps
Answer:
C
Step-by-step explanation:
Okay so on Saturday there is a 30% sale plus she comes early so +10% and that makes 40% off.
10% of 400=40
multiply by 4 to get 40%, 40*4=40%
40%=160
400-160=240
Hope this helps
Answer: 
Step-by-step explanation:
The exterior angles of a polygon add to 360 degrees, so the sixth angle measures 
Answer:
15 cm.
Step-by-step explanation:
It is given that,
Central angle
Arc length = 33 cm
Formula for arc length :
where, s is arc length, r is radius and
is central angle in radian.
Substitute s=33 and
in the above formula.
Multiply both sides by 10.
Divide both sides by
.
Put
Therefore, the radius of the circle is 15 cm.