Answer:
f-1 (1/2) =2, f-1(8) = 6
Step-by-step explanation:
i did it on edge
I feel it should be 30 because x represents the number of lessons, and 30 is multiplied by that.
Answer:
Step-by-step explanation:
2/3(6x-3)>6
4x-2>6
4x>8
x>2
Anything more than 2, so 3,4,5, etc
Answer:
y = .5x+30
Step-by-step explanation:

<em>hope this helps, good luck :)</em>
Answer:
12 and 36
Step-by-step explanation:
x+3x=48
4x=48
divide by 4
x=12
48-12=36