-4 (2x - 3) > -28
Divide by -4 on both sides. Since we're dividing by a negative, we need to switch the sign.
2x - 3 < 7
Add 3 to both sides
2x < 10
Divide by 2 on both sides
x < 5
 
        
             
        
        
        
Answer:
Step-by-step explanation:
Formula
h = k/temp
Givens
h = 4 hours
t = 45 degrees
Solution
3 = k / 45                  Multiply both sides by 45
3*45 = k
k = 135
Problem
what happens when h = 4 hours?
h = 4
k = 135
temp = ?
4 = 135 / temp       Multiply both sides by temp
4temp = 135          Divide by 4
temp = 135 / 4
temp = 33.75 
Note that as the time went up, the temperature came down 
 
        
             
        
        
        
Answer:
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Step-by-step explanation:
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Answer:
121 and 1331
Step-by-step explanation:
Because 11x11=121 and 11x11x11=1331