Answer:
x=19.4
Step-by-step explanation:
4x+8+6x-22=180
10x-14=180
10x=194
x=19.4
 
        
             
        
        
        
Answer:
   (a) {-3, 2}
   (b) {3, 4}
Step-by-step explanation:
The high points are (-3, 3) and (2, 4).
The x-values at which the function has a local maximum are {-3, 2}.
The local maximum values are {3, 4}.
_____
Your answer box probably doesn't want the curly brackets and maybe not the spaces, either. Those brackets are used to identify a <em>set</em> of values.
 
        
             
        
        
        
Answer:
9 hours
Step-by-step explanation:
$495 divided by 15 hours = $33 - this is how much the trainer charges per hour.
$297 divided by $33 per hour = 9 hours of training 
 
        
             
        
        
        
Answer:$8.75
Step-by-step explanation:Thus, a product that normally costs $35 with a 25 percent discount will cost you $26.25, and you saved $8.75. You can also calculate how much you save by simply moving the period in 25.00 percent two spaces to the left, and then multiply the result by $35 as follows: $35 x .25 = $8.75 savings.