Answer:
a. 20
b. 30
c. 75
b. 600 / 2000 * 100% (Change it to same unit)
3 / 10 * 100%
30%
You can slove every question by this method.
and dont forget to give me the brainest.
Answer:

Step-by-step explanation:

The answer would be x= 68 degrees
So what you would need to add to get -6 is -5-1 then your answer would be -6 hope this helps!