Answer:
19x²-2x+2
Step-by-step explanation:
stepss
4x^2-5x+3*5x^2+3x+2
then group the terms
4x²+3*5x²-5x+3x+2
add sim elements
4x²+3*5x²-2x+2
multiy the numbers
4x²+15x²-2x+2
add sim elements
19x²-2x+2
the answer is 19x²-2x+2
 
        
             
        
        
        
4 people . $70 minus the 40 for ahark exhibit leaves 30. 7.50x4 = 30.
        
             
        
        
        
2*16*3.14=100.48
Answer D
Explanation:
Circumference = 2*pi*radius