Answer:
x < -10.5
Step-by-step explanation:
list the integers that satisfy both these inequalities, 2x+9 <-12
Subtract 9 from  both sides;
2x +9 - 9 < -12-9
2x < -21
x < -21/2
x < -10.5
<em>Hence all the integers are values of x less than 10.5</em>
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Answer:
1500
Step-by-step explanation:
We have 15 rows of 25, so 15 x 25 is 375, and we multiply that by 4 since its stacked 4 high. We get 1500.
 
        
                    
             
        
        
        
Answer:.86
Step-by-step explanation:
Put the given data within the formula for the zscore.