What is each percent of change? round to the nearest whole percent if necessary. Is the percent of change an increase or decrease? $300 to $200

Need showing work for this problem 56.25 ×25.80

Which number is located at point a on the number line? a number line is shown from negative 10 to 10 with each interval mark on the number line representing one unit. point a is labeled one interval mark to the right of negative 5.

Felix wrote several equations and determined that only one of the equations has no solution. which of these equations has no solution?