The answer would be a 3x-4y=-10
        
             
        
        
        
Answer:
The area of a trench is 5.5 m² .
Step-by-step explanation:
Formula
Area of a rectangle = Length × Breadth
As given
Tanya has a garden with a trench around it.

i.e

Put in the above formula

                              = 5 m²
As given
 
i.e
 


                                                   = 10.5 m²
Area of the trench = Area of garden with trench - Area of garden
Put the value in the above
Area of the trench = 10.5 m² - 5 m²
                                = 5.5 m ²
Therefore the area of a trench is 5.5 m² .
 
        
                    
             
        
        
        
Answer:
-1
Step-by-step explanation:
A = (0,0)
B = (1,-1)
Slope = (-1-0)/(1-0) = -1/1 = -1