Amount of money you will have = 42.54(1+6/100)^5=56.9
        
             
        
        
        
90 degrees you are looking to your side
180 degrees you are looking behind you
around origin of 0,0 
the image is flipped into the negative world if it is in posiitve or vice versa
 
        
             
        
        
        
The answer is -3 because you have to add 9 to both sides, then you have to divide by -7 to both sides to get your answer: f = -3 
If you are not sure if the answer is right, then plug the answer in the problem to see your answer is correct or not.
        
             
        
        
        
Let blueberry = b and poppyseed = p 
b + p = 64
b = p + 20
p + 20 + p = 64
2p + 20 = 64
2p = 44
p = 22
b = 22 + 20
b = 42
Jack bought 42 blueberry muffins