Answer:
1
Step-by-step explanation:
i think
5r-4 and r=-5 so it would be 5(-5)=-20, then -4 , so is is -24
Answer:
46.9 for the first one
Step-by-step explanation:
So sorry if i'm wrong <3
Answer:
11
Step-by-step explanation:
Answer:
8:3
Step-by-step explanation:
,,,,lol hope it helps i don't know how to explain,,, I guess its just dividing you know like 15÷5= 3 so on