Answer:
-67
Step-by-step explanation:
r=kp/s×t
18=12k/6×2
18=12k/12
k=18
r=18p/s×t
Answer: I think it’s 4
Because by using a scale factor of 4 and 5 to simplify is 2
53.8
45+8= 8
then add the decimal 0.0+0.8= 0.8