Answers created by Jack j.

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• How do you solve #3(4y-8)=12#?
  
• The average person in the United States uses about 640 pounds of paper each year. How much is this in ounces per year?
  
• 73 is what percent of 125?
  
• How do you balance Mg+HNO3 -->Mg(NO3)2 + H2?