En la biblioteca de un centro escolar en el ultimo trimestre se han prestado 450 libros . De ellos 288 son libros de consulta para realizar trabajos de clase . ¿que porcentaje de libros de consulta se han prestado en ese trimestre?

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 .

Factor this polynomial completely x^2-64

Find the midpoint m of z1=(8+5i) and z2=(12+3i)