Answer : 23
-5 * -4 = 20   ( when you multiply 2 negatives the answer is always positive )
20 + 3 = 23
        
             
        
        
        
Answer:
yes; SAS (Side Angle Side)
Step-by-step explanation:
if you divide all sides by three they come out as the same numbers as the left triangle and they are both the same type of triangle 
 
        
             
        
        
        
70 liters ÷ 100 samples= 0.7 or 7/10 liter per sample 
Hope this helps! :)
        
                    
             
        
        
        
Answer:
y = 2
x = 7
Explanation:
<u>Make the coefficient of "y" in equation 1 same</u>
{ 5x + 3y = 41 } * 2     →  10x + 6y = 82  ........equation 1
                                   →  3x - 6y = 9 ........equation 2
<u>solving them using linear combination</u>
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Find y: