The point p(3,2) is on line l. the sum of the x and y-intercepts of line l is 12. find all possible equations for line l in standard form.

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 .

Which expression is equivalent to 4 square root 6 divided by 3 root 2

Ihave trouble finding the nth term of a linear sequence