Jill earns a salary of $450.00 per week , plus a commission of 20% on all sales. last week she sold $1,123 worth of goods. how much was she paid

Iam trying to solve a linear equation for the shoe size of someone 84" tall taking into consideration example 1 is 69" tall with a shoe size of 9 and example 2 is 72 inches tall with a shoe size of 11. i understand that the equation should be y=mx+b and that on the graph the answer is (3,2) but i just don't understand how to create the equation to solve for 84-inches and 60-inches tall questions. after two days, i need .

Polygon abcde is reflected to produce polygon a′b′c′d′e′. what is the equation for the line of reflection?

Donald has x twenty-dollar bills and 11 ten-dollar bill. how much money does donald have? write your answer as an expression.