<span>Strong children's education is essential to the progress of any nation.
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Answer: 
Step-by-step explanation:
 
  
subtract by terms.
2x^2 - 7x^2 = -5x^2  
-5x  is the only term so leave it alone 
-7-3= -10 
-5x^2 -5x -10 
 
        
                    
             
        
        
        
0.674 means that it 674/1000
which mean that if the model consists of 1000 squares, you have to shade 674 of the squares.
If the model consists of 500 squares, you have to shade 337 of the squares  ( you get the number after dividing both 674 and 1000 with 2)
        
             
        
        
        
Answer: 5,600
Explanation: By multiplying 0.10 (4,000) to find the interest for one year, you get 400. Because she is using this loan for 4 years you multiply that one year interest by 4. 400 times 4 is 1600. Then, you add that 1600 (which is the total interest for 4 years) to the loan, to get an answer of 5,600.
        
             
        
        
        
Answer:
what is the meaning of 'sssssssssssssssssssssssss'
the answer is x=2
first work out -8(-5+4x) u will get 40+32x 
40+32x=104 then group the like terms together.
 it will become 32x=104-40. =32x=64
then divide both sides by 32 ur final answer is 
 x =2