Answer:
n=1
Step-by-step explanation:
n+7n-5=3
8n=8
divide both side by coefficient of n we get
n=1
 
        
                    
             
        
        
        
The required ratio of cakes baked to hours worked = 30: 1
<u>Concept:</u>
We know that a ratio is a term in mathematics that signifies how many times one value contains the other.
<u>Given:</u> The number of cakes baked varies directly with the number of hours the caterers work. 
<u>Explanation:</u>
From the given graph, it can observe that,
30 cakes are made in 1 hour. ( When we draw a vertical line from <em>x </em>= 1 to the curve, we get <em>y</em>=30 i.e. point is ( 1,30).
The required ratio of cakes baked to hours worked = 30: 1
Learn more:
brainly.com/question/24728840
 
        
             
        
        
        
Answer:
= 3z4 - 2z2 -5z 
Step-by-step explanation:
 
        
             
        
        
        
Answer:
D
Step-by-step explanation:
a clockwise rotation 90 degrees results in a transformation like this:
 ⇒
⇒
plz mark me brainliest. :)
 
        
             
        
        
        
8 children   ($4 x 8 = $32)
2 adults   ($6 x 2 = $12)
2 senior citizens ($3 x 2 = $6)
32+12+6 = 50