Pls help with answers to this

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

If f(x) = x+8 and g(x) = 4x- 3, find (f+g)(x)

Proportions in triangles solve for x