PLEASE HELP From 12.8 meters to 0.7 meters
does it percent Increase or Decrease

Country carpets charges $22 per square yard for carpeting, and an additional installation fee of $100. city carpets charges $25 per square yard for the same carpeting, and an additional installation fee of $70

Alana has 12.5 cups of flour with which she is baking four loaves of raisin bread and one large pretzel. the pretzel requires 2.5 cups of flour to make. how much flour is in each loaf of raisin bread? explain the steps to follow to get the answer.

For what values of the variable x is the expression square root of 7x+14+ square root of 7-x a real number?