Answer:
x²-y² = 40
Step-by-step explanation:
Factorising x²-y²:
x²-y² = (x+y)(x-y)
This is due to the property that states:
a²+b² = (a+b)(a-b)
Substituting the given values into the above equation:
x²-y² = (10)(4)
= 40
Hence, x²-y² = 40
<em>Hope this helps and be sure to have a wonderful time ahead at Brainly! :D</em>
 
        
                    
             
        
        
        
About 3.7 inches. Look at the 12 on the x axis because that is one year and see where it hits the line
        
             
        
        
        
Answer: 12 hours
Step-by-step explanation:
3 hours landscaping = $36
She still needs to make $224 to meet her requirement. 
$224 divided by $19 tutoring = 11.79 hours
224÷19=11.79
Rounded to the nearest whole number: 12
This would mean Makayla worked a total of 15 hours and made $264. Which meets her requirements.