2.11 to a mixed number in simplest form

With this one. will mark brainliest

Miguel’s teacher asks him to color 4/8 of his grid. he must use 3 colors: red, blue, and green. there must be more green sections than red sections. how can miguel color all the sections of his grid to follow all the rules

Find the solution of this system of equation -7x+y=-20 9x-3y=36