Answer:

Step-by-step explanation:
First, we have to write 8 + x, but since it's half of that we write it as a fraction with a 2 on the bottom to halve it.
Answer:
try (-4,6)
Step-by-step explanation:
if you use tracing paper, put a mark where the point is
put the tip of the pencil on the point which it will rotate around
spin the paper by the degrees
see where the traced point ends up
Answer:
20
Step-by-step explanation:
20 is the GCF or greatest common factor of 20 and 100.