geometry help please 
                                             
                                          
                                          
                                        
											 
											Answer:
Step-by-step explanation:
To start with the slope is given as 1/2
y = 1/2 x + b
When x = 5, y = - 5
- 5 = 1/2 * 5 + b
- 5 = 2.5 + b
b = -5 - 2.5
b = - 7.5
Equation
y = 1/2 x - 7.5