Answer:
Step-by-step explanation:
PQ*PQ=PQ²=(5x+16)²=25x²+160x+256
 
        
             
        
        
        
Answer:
x=4
Step-by-step explanation:
12x-48 12*(4)
12=0
x=4=0
 Add  4  to both sides of the equation
 So x=4
12*4+25
48+25
73
 
        
             
        
        
        
195 divided by 20 = $9.75
 Mark brainliest please and thank you :)
        
                    
             
        
        
        
The volume of the cube is 54.87 but rounded to the nearest tenth is 54.9
The exact volume of the cylinder is 1770.28 but rounded is 1770.29 and the approximate volume of the cylinder is 1769.36