Answer:

Step-by-step explanation:
Replace y with f(x).

Swap x and y and solve for y



Answer:
360 whole circle minus the 60 you don't want =300
Step-by-step explanation:
Answer:
That looks like interior angle to me
x = 47 (since interior angles are congruent)
Step-by-step explanation:
I am really sleepy... :/
Yes because 1 1/4 + 1 1/2 = 2 3/4
Answer:
4 hours
Step-by-step explanation:
Since we know he travels at a rate of 1:7.5 all we have to do is divide 7.5 by 30. Do you use proportions? You can set this up as a proportion and the find answer easily.
1
Now we cross product.
7.5 multipled by x =7.5x
1x30=30
so now we have
7.5x=30
Now we have to divide 7.5 on both sides which gives us
x=4