Answers edited by Andrew012p

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• How do you simplify #(-4x)/12 ( 121x+22)#?
  
• Whta is 40% of 50?
  
• How do you simplify #14sqrt75#?
  
• How do you solve #-249= 11x - 84#?
  
• How do you simplify #\frac { \sqrt { 7} } { 3+ \sqrt { 11} }#?
  
• How do you solve #-2/3+ 3x = 1/3#?
  
• How do you solve the following linear system: # x + 6y = 28 , 6x - 5y = -1 #?
  
• How do you write #10^6# in decimal form?
  
• How do you translate the following statement "twice a number p decreased by 3" into an algebraic expression?
  
• What is the Milankovitch Theory?
  
• How do you simplify #(7-sqrt7)/(10+sqrt3)#?