Answer:
280 hours
Step-by-step explanation:
Amount paid + profit = cost of a lesson per hour
$2000 + $5000 = $25(h)
7000 = 25h
7000/25 = h
280 = h
Answer:
58.13
Step-by-step explanation:
Answer:
The answer is 
Step-by-step explanation:
to solve this inequality:

Put "-7" on both sides

divide by 5 on both sides
your answer should be 2.
Through a geometric proof, 2(55x-1) = 107x+1
110x-2=107x+1
3x=3
x=1
Angle DEF is 54 degrees.