Answer:
4 hours
  hours
Step-by-step explanation:
he was gone for 5  hours, he spent
 hours, he spent  an hour driving.
 an hour driving.
5  -
 -  = 4
 = 4 hours at  work.
 hours at  work.
 
        
             
        
        
        
Answer:The prime factorization is the product of the circled primes. So the 
prime factorization of 24 is 24 = 2 · 2 · 2 · 3 = 3.
Step-by-step explanation:
 
        
             
        
        
        
<span>B) y = -3x3
</span>-----------------------------------
        
                    
             
        
        
        
Answer:
The slope of the line is 1/2.
Step-by-step explanation:
2
x
−
4
y
=
10
(Subtract  2
x
from both sides.)
−
4
y
=
−
2
x
+
10
(Divide both sides by -4.)
y
=
−
2
x
−
4
+
10
−
4  (Simplify.)
y
=
1/2
x
−
5
/2
y=1/2