Algebra 9 2 1 50 55 April 27 2023 Name Medina Shehu Hour 9 50 Solve the problem below by writing and solving an equation Be sure to define your variable There are a total of 122 countries in Africa Europe and North America as of 2012 Europe has twice as many countries as North America and Africa has seven more than Europe How many countries are in each of these three continents Write an equation and solve it to answer this question 9 51 Solve each of the following inequalities for the given variable Represent your solutions on a number line 9 t 23 a 2 3p 1 4 a 2k k 6 0 b 9k 2 3k 10 9 52 Solve the following quadratic equations Check your solutions if possible c 11 21 8 24 c 5 h 4 b m 9 d 3n 4n 5