Answer:
Saving=£450
Spent=£200
Step-by-step explanation:
Ratio of saving to spending is 9:4
She inherits £650
So to determine her saving
It will be
9+4=13
Since her saving is 9
So, 9/13 × 650
 5850/13 
 =450
So her saving is£450
To determine what she spent
4/13 × 650
2600/13
200
Saving=£450
Spent=£200
 
        
                    
             
        
        
        
Answer:
1) 0
2) -6
Step-by-step explanation:
Any number to the ⁰th power is 1.
A negative exponent flips the fraction.
 
        
             
        
        
        
Answer: there are 2,000 seats in total
        
             
        
        
        
Answer:
16
Step-by-step explanation:
Given the equation,  , let's solve for x as follows,
, let's solve for x as follows,
Subtract 200 from both sides


Subtract 15x from both sides


Divide both sides by -5


 
        
             
        
        
        
Answer:
y=-3/2x+4
Step-by-step explanation:
In order to solve this you need to graph the points and then draw a line threw them. The place where the line crosses through the y-intercept is the value for b in y=mx+b.