Answer:B-t=37705-20h
Step-by-step explanation:The answer is B because you need to get rid of all of the money she made working so you subtract 20 by how ever many hours she has worked
R:{-46, 52}. You cannot repeat any numbers and the order is from least to greatest.
Answer:
$276
Step-by-step explanation:
Create a proportion where x is the cost to refinish the larger wood floor:
= 
Cross multiply and solve for x:
3x = 828
x = 276
So, to refinish the larger wood floor, it would cost $276
(-3) - (-3) = - 6
3 + (-3) = 0
0.3 inches per hour, if I did the math correctly.