Answer:
The answer is 78.5
Step-by-step explanation:
If you subtract -8 by -3 you get 5, which is the radius. If you plug that into the equation you get 78.5.
Answer:
-3/4
Step-by-step explanation:
slope
m=y2-y1
----------
x2-x1
Use any two coordinates. I'll use (-4,5) and (4,-1)
-1-5
-----
4-(-4)
-6
----
8
simplified to
-3/4
Rachel is taller, she is taller by 23 cm
Answer:
Looks like you gave the answer already.
a = 8 and c = 5.5
Step-by-step explanation:
2a + 4c = 38.00 --> x3 --> 6a + 12c = 144
3a + 3c = 40.50 --> x2 --> 6a + 6c = 81
6c = 33
c = 5.5
a = 8
First you need to distribute the 2 into each equation and then add like terms. the answer is 6x + 8