Y = 20x + 7 for instance
then just substitute the values
        
             
        
        
        
Answer:
130 minutes
Step-by-step explanation:
Expression: 
y = 1.80x + 30
264 = 1.80x + 30
234 = 1.8x
324/1.8 = x
130 = x
Ya Boy danced for 2 hours
 
        
             
        
        
        
2 slices
If you take the 1/4, and the 8 (which can be re written as 8/1), and multiply them together, you get two.
1/4*8/1=2
        
                    
             
        
        
        
The answer is c! hope it helps, can i have brainliest?? im so close to leveling up
        
             
        
        
        
5 x 10^5 = 500,000
2 x 10^5 = 200,000
The scientific notation 5 x 10^5 is 2.5 times greater than the scientific notation of 2 x 10^5.