Answer:
Step-by-step explanation:
Cancel the base both side as they’re both the same.
Leaves:
2x + 1 = 3x - 2 (Lets bring letters left, numbers right)
2x - 3x = -2 -1
-1x = -3 (Change signs both sides)
1x = + 3
Answer:
i believe 15 minutes
Step-by-step explanation:
Answer:
9 pi
Step-by-step explanation:
First find the circumference of the circle
C =2 * pi *r
C = 2 * pi *9
C = 18 pi
This is a semicircle which is 1/2 of a circle
Take 1/2 of the circumference
1/2 C = 1/2 ( 18 pi)
1/2 C = 9 pi