Answers created by Adrone

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• How do you find the product of #(2l+5)(l-4)#?
  
• Verify the identity?
  
• How do I find the missing number in the following proportion? ___: 8 = 12:32
  
• How do you simplify #\frac { - 3y ^ { 2} + 27} { y ^ { 2} + 7y + 12}#?