Y= -2x+4 m represents the x value and b the y intercept
        
                    
             
        
        
        
Answer:
Which day was the weather forecast most accurate? Forecast vs Actual Temperature Day Degrees above (+) or below (–) forecast Monday +4 Tuesday –6 Wednesday +7 Thursday –2 
(i) Monday 
(ii) Tuesday 
(iii) Wednesday 
(iv) Thursday
Ans
(iv)Thursday
Step-by-step explanation:
Forecast for 
Monday +4 Abs |+4| = 4
Tuesday –6 Abs |-6| = 6
Wednesday +7 Abs |+7| = 7
Thursday –2 Abs |-2| = 2
The most accurate is the day closest the temperature forecast is closest to observed temperature, which is 
Thursday (-2)
 
        
                    
             
        
        
        
Answer:
D
Step-by-step explanation:
I hope it's the correct one
 
        
             
        
        
        
Edited : I apologise I misunderstood the question.
You can solve the equation.
        
             
        
        
        
Answer:
x = 45
Step-by-step explanation:
Given
 = 9
 = 9
Multiply both sides by 5
x = 5 × 9 = 45