Step-by-step explanation:
A) 3x + 8 = 23
3x = 23 - 8
3x = 15
x = 15 / 3 = 5
B) 5x + 1 = 3x + 17
5x - 3x = 17 - 1
2x = 16
x = 16 /2 = 8
C) 4 (x+2) = 32
4x + 8 = 32
4x = 32 - 8
4x = 24
x = 24 / 4 = 6
Answer:
r= d/2
7/2
3.5
3.5 is the answer
Step-by-step explanation:
HELLOOOOOOOOOOOOOOOOOOOOOOOOOOOOO :D
When rotating 180 degrees counterclockwise the sign of the numbers change. A positive becomes a negative and a negative becomes a positive.
(5.1) becomes (-5,-1)
answer: (-5,-1)
